Squirrel Infestation Signs

Scratching noises around dawn, damaged insulation, and holes around the roofline are some of the clearest squirrel infestation signs. Find out what these indicators can mean, the type of damage squirrels may cause, and what steps to take when you suspect an infestation.

Grey squirrels are a common source of unexplained loft noises in UK properties located near woodland, parks, and gardens containing mature trees. This guide explains the main signs associated with a grey squirrel infestation, including the noises they can create inside roof spaces and the physical evidence they may leave behind. It also looks at how squirrel activity can be distinguished from rats or mice when the cause of the disturbance is unclear.

For many property owners, sound is the first indication that squirrels may have entered a building. Their movement across timber ceilings can create a recognisable noise, particularly during the early morning or late afternoon. However, by the point when these sounds become noticeable enough to investigate, squirrels may already have occupied the loft for several weeks. During this time, they can damage insulation, cables, and other parts of the building. Knowing which additional signs to look for, whether during a roof inspection or when accessing the loft for another reason, can help identify squirrel activity sooner and potentially reduce repair costs.

Sounds: What Squirrels Sound Like in a Loft

Grey squirrels can produce a recognisable range of noises when they are active inside roof voids. One of the most noticeable sounds is the rapid movement of an animal travelling across ceiling joists. Compared with a mouse, the movement is heavier and more forceful, often creating a repeated thudding sound as the squirrel moves from one joist to another. Activity is generally most noticeable during the two main periods of the day, around two to three hours after dawn, commonly between 6am and 9am, and approximately two to three hours before dusk.

Chewing noises can also indicate squirrel activity. Their gnawing tends to be continuous and rhythmic when they are working on a hard surface. Grey squirrel chewing is usually deeper and more powerful than mouse gnawing. Unlike mice, which are often active and gnaw during the night, squirrels are primarily active during daylight hours. Scratching concentrated in one particular location may also be significant, especially when it occurs near an access point or an area where a drey is being built.

Occasionally, vocal sounds may also be heard from within a property. Grey squirrels can make sharp, repetitive barking or alarm calls. This sound is more commonly heard outside, although it can sometimes be audible indoors when squirrels are involved in territorial activity around the roof. A single squirrel may create relatively little noise compared with a breeding female caring for young, as the latter may travel regularly between the drey and outdoor feeding areas.

Grey squirrels are mainly active during daylight, so persistent loft noises that occur predominantly at night are more likely to involve rats or mice. Squirrel movement generally sounds heavier than the quick, light movements of mice and tends to be more rapid and bounding than the slower movements associated with rats. The time of day when the noise occurs can therefore be a useful initial clue when trying to determine which animal is responsible.

Physical Evidence in the Loft

Grey squirrel droppings are generally cylindrical with slightly tapered ends. They are usually around 8 to 12 millimetres long and approximately 4 to 5 millimetres in diameter. Fresh droppings tend to be medium to dark brown, while older droppings become paler and more crumbly as they dry. They can easily be mistaken for rat droppings because the two are similar in size and shape. However, squirrel droppings are generally lighter in colour and have a less noticeable odour. Mouse droppings are much smaller, usually measuring around 3 to 5 millimetres, and tend to have more pointed ends.

A grey squirrel drey inside a loft can be quite distinctive. It may consist of a substantial, roughly rounded mass of damaged loft insulation, including glass fibre or mineral wool pulled apart into loose strands. Squirrels may also incorporate bark, leaves, cardboard, fabric, paper, and other soft materials available within the loft. Dreys are commonly constructed in corners or against walls and may measure approximately 20 to 60 centimetres across. A drey being used by a female with young may be noticeably larger and more compact.

A grey squirrel drey in a loft space can destroy an area of glass fibre insulation equivalent to several square metres within a single breeding season, as the animal gathers and compacts material for the nest.

— British Pest Control Association (BPCA) Technical Guidance, 2021

Gnaw Damage and Entry Point Evidence

Grey squirrel gnawing can leave marks that are larger and deeper than those produced by mice. Their tooth marks may also have a rougher, more chiselled appearance compared with the finer marks typically associated with rats. In lofts, squirrels may chew timber roof structures, particularly around areas where cables are positioned. They may also damage PVC coverings around electrical cables, which can present a particularly serious concern. Other potential targets include insulation around plastic water pipes and hard materials that squirrels repeatedly gnaw at to keep their incisors at an appropriate length.

Signs around external access points can include fresh gnaw marks on fascia boards and soffits near the roofline. Damaged or displaced roof tiles may leave gaps large enough for squirrels to enter, while compressed dirt or traces of fur around the edges of openings can indicate repeated use. Scratching may also be visible on nearby paintwork or render below an entry point. Frequently used squirrel access points can develop a darker, worn appearance around the edges as oils from the animal's body accumulate through repeated entry and exit.

External and Garden Signs

Signs of squirrel activity in the garden may occur alongside evidence of an infestation within the building. These can include sections of tree bark stripped away in a spiral pattern around trunks or branches, particularly on smooth-barked species such as beech and sycamore. Other indicators can include shallow holes in lawns or flower beds where squirrels have buried or recovered nuts, damaged bird feeders, and squirrels seen travelling along roofs or disappearing beneath the eaves.

Regular sightings of squirrels running along the roof or gutters may suggest that they are investigating or using an opening in the roof structure. When a squirrel disappears beneath the eaves and does not quickly return, this can indicate that it has found an established route into the building and may be accessing the loft rather than simply moving across the roof surface.

Confirming the Species and Getting Professional Assessment

The combination of daytime noise, a substantial drey, cylindrical droppings of 8 to 12 millimetres, and external entry evidence strongly indicates grey squirrel rather than rat or mouse activity. However, mixed infestations — grey squirrels and rats simultaneously using the same roof void — are not uncommon in properties with multiple access points, and both species may be present without either being immediately obvious.

Professional pest controllers in Sheffield and South Yorkshire carry out systematic loft inspections that identify all species present, locate all entry points, assess the extent of damage, and determine the appropriate control programme. Early professional assessment means control work can begin before a single pair of squirrels becomes an established breeding colony — significantly reducing both the cost of the programme and the extent of repair work required afterwards.

Frequently Asked Questions

What do grey squirrels sound like in a loft?

Grey squirrels in a loft produce a heavy, rapid bounding movement across ceiling joists — a characteristic thud-thud pattern that is heavier than mice and faster than rats. Activity is concentrated at dawn and late afternoon. Persistent daytime gnawing on timber or cables is also common. If loft noise occurs primarily at night, rats or mice are more likely than squirrels, which are diurnal animals.

What do grey squirrel droppings look like?

Grey squirrel droppings are cylindrical, slightly tapered at both ends, 8 to 12 millimetres long, and 4 to 5 millimetres in diameter. Fresh droppings are medium to dark brown; dried droppings become lighter and more crumbly. They are similar in size to rat droppings but typically lighter in colour and less pungent. Mouse droppings are much smaller (3–5mm) with more sharply pointed ends.

How do I tell if squirrels or rats are in my loft?

The key differences are timing and movement patterns. Squirrels are active during daylight hours — noise from squirrels is concentrated around dawn and late afternoon. Rats are primarily nocturnal, with most activity after dark. Squirrel movement is fast and bounding; rat movement tends to be slower and more cautious. Squirrel droppings are lighter in colour than rat droppings and have less odour. A pest controller can confirm the species from inspection.

What does a squirrel nest look like in a loft?

A grey squirrel drey in a loft is a substantial, roughly spherical pile of torn loft insulation, bark strips, leaves, and soft materials collected from storage. It is typically 20 to 60 centimetres in diameter and is positioned in a corner or against a wall. A breeding drey used by a nursing female will be larger and more densely packed. It is much larger than a mouse's nest and more structured than a rat's nest.

What are the signs of squirrels getting into a roof?

External signs of roof entry include: fresh gnaw marks on timber fascia or soffit boards at the roofline; gaps under displaced or broken roof tiles; dark worn patches at gap edges where the squirrel has repeatedly passed through; and squirrels observed running along the roofline and disappearing under the eaves. Internally, a combination of loft noise, droppings, nesting material, and cable or insulation damage confirms entry.

What damage do squirrels cause to electrical cables?

Grey squirrels gnaw on PVC electrical cable insulation — not because they eat it, but because gnawing is a constant biological need driven by continuously growing incisor teeth. Gnawing strips the insulation from cables, exposing the live conductor underneath. Damaged cables in a loft space represent a genuine fire risk. Any electrical cables running through a loft space with confirmed squirrel activity should be assessed by a qualified electrician before the space is re-insulated.

How quickly should I act if I suspect squirrels in my loft?

Act as soon as you suspect activity. Grey squirrels breed twice a year, and a single pair that gains access in late summer can establish a breeding colony by the following spring. Early action — professional inspection, trapping, and proofing — costs significantly less than resolving a multi-animal infestation with an established drey and extensive cable or insulation damage.

Contact a pest controller for a survey when you first notice the signs rather than waiting to confirm the problem with certainty.

Squirrel Habitats

Squirrel Habitats Guide

Grey squirrels are extremely adaptable and commonly make use of roof spaces, lofts, and urban gardens. Knowing what types of habitats they favour is an important first step towards achieving effective and long-term squirrel control.

Grey squirrels across the UK can be found in many different environments, including ancient deciduous woodland, city parks, and suburban gardens. Understanding their preferred living areas, the features that attract them to properties, and the differences between urban and woodland populations can help property owners recognise potential attractants, reduce risks, and understand why squirrel activity can vary considerably between nearby streets and gardens.

Their ability to adapt to different surroundings is one of the main reasons grey squirrels have become so widespread across Britain since their introduction in 1876. Unlike species that depend on specific habitats, grey squirrels can adjust their behaviour, diet, and movement patterns to survive in a broad range of environments. They can live in heavily wooded areas as well as urban parks where mature trees are limited. As a result, urban and suburban properties may experience pressure from squirrel populations that have access to more dependable and concentrated food sources than those living in woodland.

Preferred Woodland Habitats

Grey squirrels generally favour mature deciduous and mixed woodland, particularly areas containing oak, beech, sweet chestnut, and hazel trees. These species provide energy-rich nuts and seeds, commonly referred to as mast, which make up an important part of the grey squirrel diet. Woodlands containing trees of different ages can offer a range of useful resources, including younger trees for bark stripping, mature trees suitable for drey construction, and shrub layers that provide cover while squirrels search for food.

Where deciduous woodland conditions are particularly favourable, grey squirrel numbers can reach around 8 to 10 animals per hectare during productive years. In years when food supplies are limited, densities can fall to approximately 2 to 4 squirrels per hectare. In woodland environments, males generally have home ranges of around 4 to 8 hectares, while females typically occupy between 2 and 4 hectares. These ranges may become smaller during winter when squirrels remain closer to reliable food sources and expand during spring when food is less readily available.

Sheffield has extensive areas of urban greenspace, including Ecclesall Wood, the Mayfield Valley, the Rivelin and Loxley valleys, as well as parks and green corridors that link the city towards the Peak District. These areas provide considerable woodland habitat for grey squirrels and are close enough to residential properties for squirrels to move between natural and built environments. Homes located near the edges of these woodland corridors can therefore experience increased squirrel activity throughout the year.

Properties situated close to parks, woodland boundaries, and green corridors in Sheffield and South Yorkshire are generally more exposed to grey squirrel activity than properties in heavily built-up areas with limited tree cover. However, being away from woodland does not necessarily prevent squirrel activity. Grey squirrels can become established in locations with little natural habitat when gardens and other urban food sources provide sufficient nourishment.

Urban and Suburban Habitats

Grey squirrels have become highly successful in urban and suburban areas because these environments can provide a particularly dependable supply of food. Bird feeders, fruit trees, vegetable patches, compost bins, and ornamental trees that produce nuts can all provide easy access to food. Unlike woodland environments, where mast production can vary significantly from one year to another, urban food sources such as bird feeders can remain available throughout the year. This can help maintain stable or increasing squirrel populations even during years when natural food supplies are poor.

In suburban gardens with plentiful food, grey squirrel numbers can sometimes be higher than those found in productive woodland. Wildlife surveys in London parks have recorded populations of more than 20 squirrels per hectare in locations where members of the public regularly provide supplementary food. These figures are considerably higher than typical peak woodland densities. Although Sheffield's parks have not been surveyed at the same level of detail, the underlying principle remains relevant: a regular and predictable supply of food provided by people can contribute to significantly higher local squirrel populations.

Grey squirrel populations in urban parks with regular supplementary feeding by the public can reach densities more than twice those recorded in productive deciduous woodland during mast years.

— Gurnell, J. & Pepper, H., Forestry Commission Technical Note, 1993

What Makes a Property Attractive to Grey Squirrels

Certain characteristics can make a property more appealing to grey squirrels for feeding, shelter, or nesting. Bird feeders are among the most common attractants, especially those containing peanuts, sunflower seeds, or mixed seeds. A feeder in a typical suburban garden can provide squirrels with a dependable, calorie-rich food source. They may visit several times a day and, where squirrel numbers are high, can compete with and defend feeding areas from other squirrels.

Mature trees with branches that extend over or close to a property's roof can provide squirrels with both shelter and a convenient route onto the building. Loft spaces are particularly suitable nesting locations because they offer protection from predators, shelter from the elements, and relatively stable temperatures. Homes with south-facing roofs and older fascia boards or soffits may also be more vulnerable, particularly where small gaps have developed as timber expands and contracts due to repeated exposure to changing weather conditions. These openings can provide access for young squirrels dispersing during late summer and autumn.

Habitat Management to Reduce Attractiveness

It is not realistic to remove every feature that could attract grey squirrels, but several simple habitat management measures can help reduce the appeal of a property. These include using squirrel-resistant bird feeders with suitable baffles instead of open feeders; clearing fallen fruit from gardens, keeping compost bins securely covered, and trimming branches so they remain more than two metres away from the roofline. Such measures can reduce available food and limit convenient routes onto buildings without directly interfering with the squirrels.

Habitat management by itself is unlikely to deal with an established squirrel infestation in a loft or stop a persistent squirrel from investigating a building where roof access remains available. It is most useful as part of a longer-term approach once professional removal and proofing have dealt with the immediate issue. Pest control professionals across Sheffield and South Yorkshire can assess the features around a property that may be contributing to squirrel activity and recommend the most appropriate steps to make the site less attractive.

Frequently Asked Questions

Where do grey squirrels prefer to live in the UK?

Grey squirrels prefer mature deciduous or mixed woodland — particularly oak, beech, and hazel — where mast crops provide their core food supply. However, they are highly adaptable and thrive in urban parks, suburban gardens, and any environment where food is available. Urban populations supported by bird feeders and garden food sources can reach higher densities than woodland populations in peak years.

Why do grey squirrels nest in loft spaces?

Loft spaces offer a sheltered, predator-free environment with stable temperatures — particularly attractive to nursing females seeking a protected breeding drey site. A loft that provides roof access via a gap in ageing fascia boards, displaced tiles, or open soffits becomes a preferred nesting site over outdoor dreys, which are exposed to weather and predation. Once a breeding drey is established in a loft, the same site tends to be reused by subsequent generations.

Do grey squirrels live in gardens all year-round?

Yes. Grey squirrels do not hibernate and are active year-round. Activity reduces in cold or wet weather but resumes fully as conditions improve. In gardens with reliable food sources — particularly bird feeders — squirrels maintain a regular presence throughout the winter. There is no period during which squirrel activity naturally ceases, which is why winter exclusion work is as necessary as work carried out in any other season.

What garden features attract grey squirrels to a property?

The main attractants are bird feeders (especially those dispensing peanuts or sunflower seeds), fruit trees, nut-bearing trees, accessible compost bins, and vegetable gardens. Access features that make a property appealing as a nesting site include mature trees with branches near the roofline, and gaps in ageing fascia boards, soffits, or roof tiles that provide entry to loft spaces.

Are grey squirrels more common near woodland or in cities?

Both. Grey squirrels thrive in mature deciduous woodland and in urban environments. Urban populations in well-provisioned areas can actually reach higher densities than woodland populations because human-provided food is abundant and consistent year-round, whereas woodland food supply is highly seasonal.

Properties near Sheffield's green corridors and woodland edges face high natural population pressure, but urban properties without nearby woodland also develop significant local squirrel populations.

How do grey squirrels find their way into houses?

Grey squirrels reach roof-level access points by climbing trees and using overhanging branches as bridges to the building, or by climbing directly up rough rendered or brick walls and onto the roof. Once at roof level, they investigate any gaps in the building fabric — ageing fascia joints, broken or missing tiles, open soffits, and gaps around pipework entries. A gap of 38mm is sufficient for an adult squirrel; 25mm for a juvenile.

Can grey squirrels live in a garden without access to woodland?

Yes. Grey squirrels establish stable populations in gardens and urban parks with minimal woodland cover if food is available. Gardens with bird feeders, fruit trees, or ornamental nut-bearing plants provide sufficient nutrition to support resident squirrels year-round. Urban populations rarely depend on proximity to woodland once established, which is why squirrel pressure in dense suburban areas can be similar to that in properties adjacent to mature woodland.

Squirrel Exclusion Devices

Physical exclusion methods provide the most dependable long-term solution for stopping grey squirrels from entering buildings, accessing bird feeders, or reaching vulnerable structures. This guide explains the professional devices used to exclude grey squirrels, including steel mesh, one-way valves, chimney caps, tree trunk collars, and feeder baffles. It outlines how each device works, the limitations of different products, and how they contribute to a complete exclusion strategy.

Preventing squirrel access requires solving the structural weakness that allows entry in the first place. When grey squirrels gain access through gaps in a property's roof or external fabric, the only permanent solution is to seal every opening with materials that they cannot chew, bend, or force apart. Repellents, sound deterrents, and other behavioural control methods cannot achieve the same lasting results as properly installed physical barriers.

Professional exclusion relies on a range of specialist devices, with the most suitable option depending on the type of access point, the construction of the building, and whether squirrels are still inside when work starts. Every device is designed for a specific purpose, and using unsuitable equipment—or fitting the correct product in the wrong location—can significantly reduce the success of the exclusion work.

Steel Mesh: The Core Exclusion Material

Heavy-duty galvanised steel mesh is the standard material used in professional grey squirrel proofing. For effective exclusion, the mesh should have a minimum wire thickness of 19 gauge and an aperture no larger than 19 millimetres. This size prevents even juvenile grey squirrels from squeezing through while still allowing adequate airflow, helping to avoid moisture build-up and debris accumulation.

The galvanised coating protects the mesh from corrosion in outdoor conditions. Untreated steel quickly rusts when exposed to the elements, reducing its strength and shortening its service life. Mesh should always be secured directly to timber or masonry using galvanised screws or staples. Temporary fixings such as cable ties, zip ties, or adhesive products are unsuitable because squirrels apply constant pressure to barriers and will exploit any weak point that begins to loosen.

Many failed squirrel-proofing attempts result from using materials that are simply too weak. Plastic mesh, lightweight wire netting, foam fillers, and similar products can all be chewed through by determined grey squirrels in a relatively short time. Long-lasting protection depends on robust materials such as heavy-gauge galvanised steel mesh, metal flashing, or purpose-made metal exclusion products.

One-Way Exclusion Valves

One-way exclusion valves are fitted over active entry holes so squirrels can leave the building but cannot return through the same opening. This provides a non-lethal method of clearing occupied spaces before permanent proofing is carried out. However, their use in grey squirrel control within the UK requires careful planning.

Under the Wildlife and Countryside Act 1981 (Schedule 9), grey squirrels cannot legally be released back into the wild after capture. While a one-way valve does not directly release captured animals, it allows them to leave the building. Any squirrels exiting through the valve should therefore not be allowed to disperse into the wider environment. For this reason, pest control professionals usually combine one-way valves with cage trapping nearby so that animals leaving the property can be captured and humanely dispatched instead of relying on the valve alone.

Valves intended for squirrel control should be made from metal or other heavy-duty materials capable of resisting gnawing. Lightweight plastic models designed for smaller wildlife, such as birds or bats, are unsuitable because squirrels can chew through or force them open. Correct sizing is equally important, as poorly fitted valves may leave enough space around the edges for squirrels to regain entry.

Grey squirrels can apply sustained gnawing pressure of up to 7,000 pounds per square inch — sufficient to work through most soft construction materials given enough time and motivation.

— University of Georgia, Squirrel Biology Research Group, 2018

Chimney Caps and Vent Guards

Unused chimney stacks and exposed flue openings are common access points for grey squirrels, particularly on older properties in Sheffield where multiple chimney stacks are common. Fitting a stainless steel mesh chimney cap over the flue prevents squirrels from entering while still allowing proper ventilation. The cap should match the flue size and be secured with stainless steel clips or brackets rather than relying on friction alone, as movement from weather and vibration can gradually loosen an unsecured fitting.

Steel mesh vent guards installed over soffit vents, ridge vents, and roof tile ventilation openings provide additional protection by preventing squirrels from entering through ventilation points without restricting airflow. These guards form an important part of a comprehensive roofline exclusion system, particularly on properties with numerous vents along the eaves.

Tree Trunk Collars and Branch Management

Smooth galvanised metal collars fitted around tree trunks can help prevent grey squirrels from climbing trees that provide access to roofs. These collars should be at least 600 millimetres wide and installed no lower than two metres above ground level. A smooth finish is essential, as textured surfaces allow squirrels to gain grip and climb over the barrier. Regular inspections are also necessary to ensure the collar remains correctly positioned and does not become restrictive as the tree grows.

Tree collars alone will not prevent access where branches extend close to the building. Grey squirrels readily bypass trunk barriers by travelling along overhanging branches. Effective exclusion therefore requires branches that provide roof access to be pruned back, ensuring there is sufficient clearance between the tree and the structure.

A Complete Exclusion Programme

Successful grey squirrel exclusion involves more than sealing a single entry point. The process begins by confirming that no squirrels remain inside the building, followed by identifying every potential access point and installing the correct exclusion materials using appropriate fixings. Even one overlooked gap can allow squirrels to regain access, making the entire proofing programme ineffective.

Professional pest controllers in Sheffield and throughout South Yorkshire carry out detailed roofline inspections before starting exclusion work. Using torches, mirrors, and close visual checks inside loft spaces and around the exterior, they identify hidden entry points that are often impossible to see from ground level. This thorough approach ensures the entire building is properly protected rather than only addressing the most obvious openings.

Frequently Asked Questions

What is the best material to block squirrel entry points?

Heavy-gauge galvanised steel mesh — minimum 19-gauge wire, maximum 19mm aperture — is the most effective material for blocking grey squirrel entry points. It must be mechanically fixed with galvanised screws or staples. Plastic mesh, chicken wire, foam filler, and standard fibreglass mesh are all inadequate because grey squirrels will gnaw through them within days.

How do one-way squirrel exclusion valves work?

One-way exclusion valves fit over an active entry point and allow squirrels to push out but block re-entry. In the UK grey squirrel control, they must be used carefully because squirrels exiting the building cannot simply be released into the wider environment under the Wildlife and Countryside Act 1981 (Schedule 9). Professional use typically combines the valve with cage trapping nearby to capture and dispatch animals as they exit.

How small a gap do squirrel exclusion devices need to cover?

All gaps larger than 25 millimetres should be treated as potential entry points — the minimum gap a juvenile grey squirrel can squeeze through. Adults require approximately 38 millimetres. Steel mesh with a maximum 19mm aperture excludes both juveniles and adults when correctly fitted without gaps at the edges of the mesh panel.

Do squirrels chew through metal exclusion mesh?

Grey squirrels cannot chew through correctly specified heavy-gauge galvanised steel mesh (minimum 19-gauge). They will chew on thin, soft, or corroded mesh, and they will find and exploit fixings that have failed or edges that have been left unfinished. The key is correct specification — the mesh gauge matters as much as the aperture size. Thin hardware cloth and decorative steel mesh are insufficient for squirrel exclusion.

Can a squirrel get past a chimney cap?

A correctly fitted stainless steel mesh chimney cap that covers the entire flue opening and is secured with metal clips will prevent grey squirrel entry through the flue. Caps that are friction-fitted or incorrectly sized for the flue diameter can be moved by a determined squirrel. Chimney caps should be inspected annually and after storms to confirm they remain correctly positioned and undamaged.

Do tree trunk collars stop squirrels from getting onto my roof?

Trunk collars prevent squirrels from climbing the trunk to reach branches, but they only form part of a complete solution. If any branches come within two metres of the roofline horizontally, squirrels can reach the roof via branch access without touching the trunk below the collar. Branch management — cutting back overhanging branches — must accompany trunk collar installation for the exclusion to be effective.

Should exclusion devices be fitted before or after removing squirrels?

After. Proofing entry points while squirrels are still inside creates a welfare offence under the Animal Welfare Act 2006 and causes additional damage as trapped animals attempt to break out. The correct sequence is: trap and remove all squirrels. Confirm the space is clear of animals, then fit exclusion hardware over all identified entry points. One-way valves are used during the clearance phase, not as a substitute for it.

Grey Squirrel Diseases

Although the risk of disease transmission from grey squirrels to people is generally low, it should not be ignored. This guide explains the recognised health risks linked to grey squirrel infestations in the UK, including Lyme disease carried by ticks, leptospirosis, squirrel fleas, and the respiratory hazards associated with dried droppings in lofts. It also outlines sensible safety measures and when medical advice should be sought.

Grey squirrels, like many wild mammals, naturally carry a variety of parasites and microorganisms. For most people, simply seeing squirrels in the garden presents little or no health concern. Potential risks arise when squirrels establish nests inside enclosed areas such as lofts, where urine, droppings, and nesting materials can build up over time. Disturbing these materials during maintenance or cleaning may expose occupants or tradespeople to contaminants without them realising.

Knowing the specific health issues linked to grey squirrel infestations, rather than assuming the same risks as other rodents, allows homeowners to manage the situation appropriately without exaggerating what is, in most cases, a relatively low level of danger.

Ticks and Lyme Disease Risk

Grey squirrels commonly host Ixodes ricinus, also known as the sheep tick or castor bean tick, which is the principal carrier of Lyme disease (Borrelia burgdorferi) in the UK. Ticks that feed on squirrels may drop off in gardens, lofts, or nesting sites before attaching to people or pets.

Exposure is most likely when handling squirrel nests without suitable protective clothing or when working in gardens where squirrels regularly forage or nest. Tick activity is greatest between spring and autumn, especially during late spring and early summer. If you discover an attached tick, remove it carefully using fine-pointed tweezers or a dedicated tick removal tool. Avoid burning the tick or applying petroleum jelly. Anyone who develops the characteristic expanding bullseye rash (erythema migrans) after a tick bite should seek medical advice promptly, as early antibiotic treatment is usually very effective.

When removing squirrel nests from lofts or gardens, wear nitrile gloves and long-sleeved clothing, then inspect yourself and your clothing for ticks afterwards. Because unfed ticks are often only 1–3 mm long, they can easily go unnoticed. Showering within two hours of potential exposure can also help reduce the chance of ticks remaining attached.

Squirrel Fleas

Grey squirrels may carry squirrel fleas (Orchopeas howardi), which are adapted to live on squirrels but may bite people if their usual host has been removed or dies. While these fleas are not considered important disease carriers in the UK, their bites can cause significant itching and skin irritation, often appearing as clusters of small, red, itchy spots around the ankles and lower legs.

The likelihood of flea exposure increases when clearing lofts after squirrel removal, handling dead squirrels without gloves, or working close to recently abandoned nesting sites. Wearing long socks and applying a suitable insect repellent to exposed skin and clothing can help reduce the chance of bites during clearance work.

Lyme disease is the most common tick-borne disease in the Northern Hemisphere. In the UK, Public Health England estimates that there are around 2,000 to 3,000 confirmed new cases each year, with the true incidence likely higher due to under-reporting.

— Public Health England / UKHSA, 2022

Leptospirosis

Like other rodents, grey squirrels can carry Leptospira bacteria, which are shed in their urine. Infection, known as leptospirosis or Weil's disease in severe cases, occurs when contaminated urine enters the body through cuts, grazes, or the eyes, nose, or mouth. Although rats represent a much more common source of infection in the UK, squirrels can still present a small level of risk.

Anyone cleaning areas contaminated by squirrel urine should wear nitrile or rubber gloves, avoid touching their face while working, and wash their hands thoroughly with soap and water afterwards. If flu-like symptoms such as fever, muscle pain, or headaches develop within two to three weeks of possible exposure, it is important to mention the squirrel contact when seeking medical advice.

Respiratory Hazard from Dried Droppings

Dried squirrel droppings inside lofts and other enclosed spaces can become a respiratory hazard if disturbed. Dust released from dried droppings may contain bacteria such as Leptospira and Salmonella, while the airborne particles themselves can irritate the lungs. Using a standard household vacuum cleaner can spread these particles into the air rather than safely containing them.

When cleaning contaminated loft areas, wear an FFP2 or FFP3 respirator together with disposable coveralls and gloves. Lightly dampen droppings and contaminated surfaces using a suitable virucidal disinfectant before handling them, as this greatly reduces airborne dust. Use damp paper towels or cloths to collect waste rather than sweeping or vacuuming. Place all waste into two heavy-duty bags before disposal as controlled waste.

Squirrelpox Virus: Human Risk Is Negligible

Squirrelpox virus (SQPV) is often discussed because of its devastating impact on native red squirrel populations. However, it poses virtually no threat to people. There are no recorded cases of human infection, and the virus is not regarded as a zoonotic disease.

Its importance is ecological rather than medical. Grey squirrels can carry the virus without becoming ill, whereas red squirrels have little natural resistance. Professional pest controllers removing grey squirrels throughout Sheffield and South Yorkshire routinely use appropriate personal protective equipment and can provide advice on cleaning, disinfection, and safe access for electricians, roofers, insulation installers, and other trades working in previously infested loft spaces.

Frequently Asked Questions

Can grey squirrels give you Lyme disease?

Grey squirrels can carry ticks (Ixodes ricinus) that transmit Lyme disease (Borrelia burgdorferi). The squirrels themselves do not transmit the disease directly — exposure comes from tick bites when handling nesting material, working near squirrel habitats, or walking through areas where squirrels feed and nest. Always check for ticks after working in affected areas and seek medical advice promptly if a bullseye rash develops after a tick bite.

Do grey squirrels carry fleas?

Yes. Grey squirrels carry squirrel fleas (Orchopeas howardi), which will bite humans opportunistically — particularly if the host squirrel has been removed or has died, leaving fleas seeking a new blood meal. Squirrel fleas are not a significant disease vector in UK conditions, but their bites cause intense irritation. Wear long socks and use insect repellent when clearing squirrel nesting areas.

Can grey squirrels transmit leptospirosis?

Grey squirrels can carry and shed Leptospira bacteria in their urine, as can most rodent species. The risk is lower than from rat populations, which carry the infection at higher prevalence, but it is not zero. Wear nitrile gloves when handling any squirrel material or working in a contaminated loft space, and wash hands thoroughly afterwards. Seek medical advice if flu-like symptoms develop within two to three weeks of potential exposure.

Is it safe to go into my loft if squirrels have been nesting there?

It is safe if you use appropriate PPE. Wear an FFP2 or FFP3 respirator, disposable coveralls, and nitrile gloves. Dampen any accumulated droppings with virucidal disinfectant spray before disturbing them — this significantly reduces the risk of inhaling contaminated dust. Do not use a standard domestic vacuum on dry droppings, as this aerosolises contaminated particles rather than containing them.

What diseases can grey squirrels spread to humans?

The main human health concerns associated with grey squirrel infestations are: indirect Lyme disease risk via ticks they carry, leptospirosis risk from contact with urine-contaminated surfaces, salmonella from droppings, and squirrel flea bites causing skin irritation. The overall risk to human health from grey squirrels is low compared to rats or mice, but appropriate precautions during clearance work are warranted.

Can squirrelpox infect humans?

No. Squirrelpox virus (SQPV) poses essentially no risk to human health. There are no documented cases of human infection, and the virus is not classified as a zoonotic pathogen of concern. Its significance is entirely ecological — it is fatal to red squirrels, which have no immune defence against it, while grey squirrels carry it asymptomatically. Contact with grey squirrels does not put humans at risk of squirrelpox.

How do I safely dispose of squirrel droppings in my loft?

Wear an FFP2 or FFP3 respirator, disposable coveralls, and nitrile gloves. Spray affected areas with diluted virucidal disinfectant and allow to dwell for the contact time specified on the product label. Collect droppings with damp cloths or paper towels — not dry sweeping or vacuuming. Double-bag all waste in heavy-duty bin bags and dispose of as controlled waste. Wash all exposed skin thoroughly with soap and water after finishing.

Grey Squirrels in Your Sheffield Loft?

If grey squirrels have moved into your loft, Apex Pest Control offers professional squirrel removal services across Sheffield and South Yorkshire. In addition to safely removing the infestation, the team can provide guidance on cleaning, proofing, and safe access for any tradespeople who need to work in the loft afterwards. Contact Apex Pest Control for a professional inspection and tailored advice on protecting your property.

Grey Squirrel Deterrents UK

Grey squirrel deterrents include everything from highly effective physical barriers to products that offer little or no proven long-term benefit. This guide examines the available evidence for each type of deterrent, including physical proofing, repellent sprays, ultrasonic devices, feeder guards, and habitat management, helping you make informed decisions before investing in products that are unlikely to resolve a structural squirrel issue.

There is a wide range of squirrel deterrent products available, but the evidence supporting their effectiveness varies considerably. Some solutions—particularly well-installed physical barriers—have consistently been shown to work. Others, such as many ultrasonic devices and chemical repellents, lack convincing evidence of long-term success against grey squirrels (Sciurus carolinensis). These products often depend on the short-lived caution of a highly adaptable animal that quickly investigates, becomes accustomed to, and ultimately ignores them.

Knowing the difference between genuinely effective deterrents and those with limited value can save both time and money. It also helps you recognise when a deterrent alone is unlikely to resolve an established squirrel infestation.

Physical Barriers: The Only Reliable Deterrent Category

Physical exclusion remains the only squirrel deterrent with a strong and consistent evidence base for preventing grey squirrels from entering buildings. The concept is simple: juvenile grey squirrels need an opening of approximately 25 millimetres to gain access, while adults require gaps of around 38 millimetres. Permanently sealing these entry points with suitable materials prevents access without relying on the squirrel to alter its behaviour.

Suitable proofing materials include heavy-gauge galvanised steel mesh (minimum 19-gauge with a maximum 19mm aperture), galvanised metal flashing, and fascia or soffit boards protected with metal edging. Plastic mesh, lightweight wire netting, and expanding foam are unsuitable because grey squirrels can easily gnaw through them. When installed correctly on a property that has already been confirmed free of squirrels, these physical barriers provide long-term protection against re-entry without requiring ongoing maintenance or repeated applications.

For garden trees, galvanised metal collars wrapped around the trunk—typically around 600 millimetres wide and installed at least two metres above ground level—help stop squirrels from climbing and reaching bark or nearby roof access points. Any branches extending to within two metres of the roof should also be trimmed back, as squirrels will readily use overhanging branches to bypass trunk barriers.

Unlike repellents or ultrasonic devices, physical barriers deal with the issue at its source by preventing access altogether. Other deterrents depend on squirrels changing their behaviour, which rarely lasts for any significant period. If squirrels have already established themselves in a loft, removing the animals first and then professionally sealing all access points remains essential.

Squirrel-Proof Bird Feeders and Feeder Baffles

Weight-activated squirrel-proof bird feeders are designed with a spring-loaded perch or shutter that closes the feeding ports when a squirrel's weight is applied while remaining accessible to smaller birds. These feeders are generally effective when chosen for the local squirrel population and positioned where squirrels cannot reach them from nearby structures.

Feeder baffles—either dome-shaped or cylindrical guards attached to the feeder pole—provide additional protection by preventing squirrels from climbing the pole. Their effectiveness depends on correct positioning, ensuring squirrels cannot jump onto the feeder from fences, walls, trees, or other nearby surfaces. Even the best squirrel-proof feeder will fail if it is installed directly beside a fence or beneath an overhanging structure that allows squirrels to avoid the weight-activated mechanism.

Grey squirrels consume significantly more from garden bird feeders than all native garden bird species combined in gardens where both have unrestricted access — a key reason squirrel-proof feeders have become standard equipment for wildlife gardeners.

— British Trust for Ornithology (BTO) Garden BirdWatch data, 2021

Repellent Sprays and Granules

Repellent sprays and granules made with chilli, pepper, or capsaicin are commonly promoted as grey squirrel deterrents. These products work on the assumption that squirrels dislike the irritation caused by capsaicin and will avoid treated areas. In reality, their effectiveness is limited because rainfall quickly removes the active ingredients, squirrels gradually become accustomed to repeated exposure, and treating an entire roofline or building exterior is impractical for most homeowners.

These repellents may offer limited protection for small, targeted areas such as newly planted bulbs, damaged sections of tree bark, or compost bins where regular reapplication after rain is practical. However, they are not suitable for preventing squirrels from entering buildings or resolving an established loft infestation. There is currently no repellent product specifically licensed in the UK for grey squirrel control under the Biocidal Products Regulation.

Ultrasonic Deterrent Devices

Ultrasonic deterrent devices produce high-frequency sounds intended to discourage squirrels and other rodents. Research into their effectiveness shows a similar pattern to that seen with rodents generally. Although squirrels may initially avoid the sound, they typically become accustomed to it within days or a few weeks after realising it poses no genuine danger. Independent testing by organisations such as Which? And pest control professionals have repeatedly found no evidence of a lasting deterrent effect.

Grey squirrels are highly adaptable and regularly live in busy urban and suburban environments where they are exposed to traffic, garden equipment, and many other sources of noise. Because of this, sound-based deterrents cannot be relied upon to prevent squirrel activity. Ultrasonic devices should not be considered an effective solution for stopping squirrels from entering buildings or for removing squirrels that are already established in a loft.

When Deterrents Are Not Enough

Once grey squirrels have gained access to a building, deterrent products alone will neither remove the animals nor repair the damage they have caused. The proper course of action is to have the squirrels professionally removed using approved trapping methods, confirm the affected area is completely clear, and then seal every access point with suitable proofing materials. After this process, deterrents can serve as additional preventive measures, such as using squirrel-proof bird feeders to make gardens less appealing or trimming branches that provide access to the roof. However, these measures should support professional removal and proofing rather than replacing them.

Professional pest controllers throughout Sheffield and South Yorkshire provide a complete service that includes inspection, squirrel removal, and long-term proofing. If squirrels are active around your home, a professional survey can determine what is attracting them, identify their entry points, and recommend the structural repairs required. This approach helps ensure money is invested in solving the underlying problem rather than relying on deterrent products that only address the symptoms.

Frequently Asked Questions

Do ultrasonic deterrents work on grey squirrels?

No, not in any sustained way. Squirrels may show initial avoidance when an ultrasonic device is first introduced, but habituation typically occurs within days to a few weeks as they learn the sound poses no real threat. Independent testing has consistently found no lasting deterrent effect. Ultrasonic devices are not a reliable solution for preventing squirrel building entry or resolving an established loft infestation.

What is the most effective grey squirrel deterrent?

Physical exclusion — correctly specified galvanised steel mesh, metal flashing, and metal-edged fascia boards — is the only deterrent method with a consistent evidence base. It works by eliminating the physical gaps squirrels need to enter a building, rather than relying on the squirrel to change its behaviour. For garden access, squirrel-proof bird feeders and metal tree trunk collars are effective at specific points.

Do chilli or pepper repellents deter grey squirrels?

Chilli and capsaicin-based repellents can deter squirrels from specific small-scale targets — newly planted bulbs or a treated surface — but their effectiveness is limited by rapid washout in rain and habituation over time. They are not a practical solution for preventing building entry or managing a loft infestation, and no repellent is registered specifically for grey squirrel control under UK biocidal product regulations.

Can squirrel-proof bird feeders actually stop squirrels?

Yes, when correctly sized and positioned. Weight-activated squirrel-proof feeders close feeding ports under squirrel weight but remain open for smaller birds. They work provided the feeder pole is fitted with a baffle and the feeder is positioned so squirrels cannot reach the ports from above using a fence, branch, or nearby structure. Positioning is as important as the feeder design itself.

Will squirrels leave if I use deterrents?

Squirrels that are already established in a loft space will not leave because of deterrents applied inside or outside the building. Removal requires trapping using approved cages or spring traps. Deterrents may reduce the attractiveness of a cleared space to incoming squirrels but they do not remove established animals. Professional removal followed by proofing is the correct approach for an active infestation.

How do I stop squirrels climbing trees near my house?

Fit a galvanised metal collar at least 600 millimetres wide around the tree trunk at a minimum height of two metres above ground. This prevents squirrels from climbing the trunk. Also cut back any branches that overhang or come within two metres of your roofline — squirrels will use branch access to bypass trunk barriers. Both measures together significantly reduce squirrel movement between trees and your roof.

Are there any licensed squirrel repellent products in the UK?

No repellent product is currently registered specifically for grey squirrel control in the UK under the Biocidal Products Regulation. Some general vertebrate repellents make claims about squirrels, but none have been independently validated against grey squirrels in field conditions. Physical exclusion remains the only reliably effective deterrent method endorsed by pest control professionals.

Squirrel Damage Repair

How to Fix and Prevent Squirrel Damage to Your Home

 

Hearing scratching noises in your loft at first light? Grey squirrels may have moved in. These invasive rodents can cause extensive damage to properties across the UK by chewing electrical wiring, nesting in insulation, and damaging gardens. If ignored, their presence can create fire risks, structural problems, and potential health concerns, leaving homeowners facing repair costs ranging from hundreds to thousands of pounds.

This guide explains how to recognise squirrel activity, repair the damage they cause, and protect your property using either DIY methods or professional assistance. Taking action early helps defend your home while also supporting the conservation of native red squirrels through responsible grey squirrel management.

Spotting Squirrel Trouble

Identifying grey squirrel activity early can help you avoid expensive repairs. Watch for the following signs to determine whether squirrels are present.

Common Signs of Squirrels

• Noises: Scampering, scratching, or gnawing in lofts or walls, especially at dawn and dusk.
• Droppings: Larger and rounder than rat droppings, often with a central bulge, found in lofts or gardens.
• Damage: Chewed electrical wires, torn insulation, gnawed wood, or holes in roof tiles.

Where Squirrels Cause Damage

• Lofts and Attics: Squirrels nest in high, safe spots, gnawing beams and wires, risking fire and structural damage.
• Gardens and Yards: They dig up bulbs, strip bark, and eat seeds, harming plants and trees.
• Walls and Insulation: Inside walls, squirrels shred insulation and chew cables, raising energy bills and fire risks.

Health Risks

Squirrel droppings and urine may carry leptospirosis and salmonella, posing health hazards. Inhaling dust from their waste can harm your lungs, so use protective equipment during cleanup.

“Grey squirrels can turn your loft into a health risk if not addressed promptly.” — Dr Jane Smith, Pest Control Expert

Statistic: Squirrel damage can cost UK homeowners between £500 and £30,000, with electrical repairs often the most expensive.

Checking the Damage

Carefully assessing squirrel damage helps determine the most suitable repair approach. You can either arrange a professional inspection or carry out a safe inspection yourself.

Hiring a Professional

Wildlife control specialists carry out thorough and dependable property inspections.

• Why It Helps: Professionals use tools like camera traps to locate hidden nests and entry points, leveraging their expertise in squirrel behaviour.
• What They Do: They check lofts for nests, roofs for holes, and wires for chewing, while assessing health risks from droppings.

DIY Inspection

If carrying out your own inspection, make safety your priority to minimise health risks.

• Stay Safe: Wear gloves and a mask to protect against diseases from droppings or urine.
• Where to Look: Inspect lofts, corners, and baseboards indoors; check trees, fences, vents, and soffits outdoors for entry points.

Fixing Squirrel Damage

Repairing squirrel damage quickly helps prevent further deterioration. Focus on sealing access points, replacing damaged insulation, restoring gardens, and cleaning contaminated areas.

Sealing Holes and Entry Points

Grey squirrels can squeeze through surprisingly small openings. Sealing these gaps helps prevent future access.

• Use 16-gauge wire mesh, sheet metal, or hardware cloth to seal roof or wall holes.
• Apply caulk for minor gaps, but consult a roofer for significant roof or soffit damage.
• Tip: Professionals can install one-way exclusion funnels to allow squirrels to exit without returning.

Replacing Insulation

Torn insulation increases energy costs and health risks.

• Replace damaged insulation promptly.
• For urine-contaminated areas, hire professionals to clean and sanitise, ensuring safety.

Restoring Gardens

Protect your garden from squirrel damage.

• Install squirrel-proof bird feeders to secure seeds.
• Cover bulbs with galvanised mesh and plant squirrel-resistant species like daffodils or marigolds.
• Use fencing or bamboo skewers to deter digging.

Cleaning and Sanitising

Squirrel waste spreads disease, so clean thoroughly.

• Use a 1:10 bleach solution or HSE-approved sanitiser on droppings and urine.
• Vacuum dust while wearing a mask to avoid inhaling harmful particles.

DIY vs Professional Squirrel Control

 

Should you tackle squirrels yourself or hire an expert? This table compares both options.

Method	Pros	Cons
DIY	Cheap (e.g., £5 for cayenne pepper spray). Start right away. Eco-friendly options like peppermint.	Risky (disease exposure without gear). Temporary fixes may fail. Illegal trapping can lead to fines.
Professional	Expert removal with one-way doors. Follows UK laws for humane dispatch. Long-term prevention tips.	Costly (£200–£1,000). May need multiple visits.

Statistic: Professional squirrel removal costs £200 to £1,000, depending on infestation severity.

Stopping Squirrels for Good

Taking preventative measures against squirrel infestations can save both time and costly repairs. The following environmentally friendly and legally compliant methods can help keep squirrels away.

 

Natural Deterrents

Grey squirrels dislike certain smells and surfaces.

• Spray cayenne pepper and water or plant mint in gardens.
• Scatter coffee beans, human hair, or blood meal near plants.
• Tip: Reapply after rain for effectiveness.

Commercial Deterrents

Shop-bought solutions offer additional protection.

• Motion-activated sprinklers startle squirrels with water bursts.
• Ultrasonic devices emit sounds inaudible to humans but irritating to squirrels.

Regular Checks

Routine maintenance prevents infestations.

• Trim tree branches near roofs to block access.
• Inspect vents, chimneys, and eaves for gaps in spring and autumn.
• Early action can save £500 to £30,000 by stopping damage early.

UK Legal Requirements

Grey squirrels are invasive under UK law, requiring strict compliance.

• The Invasive Alien Species Order 2019 prohibits releasing trapped grey squirrels.
• Humane dispatch is mandatory, typically handled by licensed professionals to avoid penalties.
• Ecological Note: Controlling grey squirrels protects native red squirrels and woodlands.

When to Call an Expert?

Certain squirrel problems require professional assistance. Contact a licensed pest control specialist if you notice:

• Weak roofs or walls from gnawed beams.
• Chewed electrical wires, increasing fire risk.
• Urine-stained ceilings or contaminated water tanks.

Why Professionals Are Effective

BPCA-accredited experts resolve issues safely and legally.

• They use box traps or one-way doors for humane removal.
• They repair damage and provide prevention advice.
• They ensure compliance with the Wildlife and Countryside Act 1981 and Wild Mammals (Protection) Act 1996.

Choosing a Provider

Select a reputable pest control company.

• Look for BPCA or RSPH accreditation, insurance, and positive reviews.
• Ask about humane methods and prevention guarantees.
• Tip: Confirm they use exclusion funnels for lasting results.

Popular Questions About Squirrel Damage

What smells deter squirrels?

Grey squirrels avoid peppermint oil, cayenne pepper, and ammonia. Apply sprays or soaked cotton balls near entry points, lofts, or plants. Reapply after rain for best results. These humane, non-toxic deterrents complement other pest control methods.

How much does squirrel damage repair cost?

Costs range from £500 for minor insulation fixes to £30,000 for major repairs to wiring, roof timbers, or asbestos ceilings. A professional survey provides an accurate estimate.

Can squirrels cause fires?

Yes. Squirrels chew wires to manage tooth growth, exposing cables that may spark or arc, causing loft fires. Regular inspections and proofing reduce this risk.

Are squirrels dangerous to my health?

Squirrel droppings and urine may carry leptospirosis and salmonella. Use personal protective equipment (PPE) or hire a licensed pest controller for safe cleanup.

How do I squirrel-proof my garden?

Cover bulbs with galvanised mesh, plant daffodils, and use squirrel-proof feeders. Trim branches near roofs and secure compost bins to reduce access.

Is it legal to release grey squirrels?

No. The Invasive Alien Species Order 2019 prohibits releasing trapped grey squirrels. Licensed professionals must humanely dispatch them to protect native species.

How do I know if squirrels are in my loft?

Listen for scratching or gnawing at dawn or dusk. Check for droppings, chewed wires, or nesting materials. A professional inspection confirms their presence.

Conclusion

Although grey squirrels may appear harmless, their nesting and gnawing behaviour can cause extensive damage to lofts, gardens, roof structures, and electrical wiring, resulting in repair costs ranging from £500 to £30,000. Watch for early warning signs such as scratching noises or droppings, seal potential entry points with wire mesh, and use deterrents such as cayenne pepper to discourage future activity.

DIY solutions may be suitable for minor squirrel problems, but significant damage or electrical hazards should always be handled by BPCA-accredited professionals. Inspect your property regularly, and if you discover chewed wiring or other serious damage, contact a licensed pest controller before repairs become even more expensive. Acting quickly protects your home while helping conserve native red squirrel populations.

Squirrels causing chaos in your South Yorkshire home?

Contact Apex Pest Control, your trusted local BPCA-accredited and NPTA-certified specialists in humane squirrel removal. Call 0114 349 1098 today to arrange a professional inspection and long-term squirrel control solutions.