Squirrel intrusions are one of the most common and most underestimated wildlife problems in Shelby Township. They tend to start quietly — a gap in a soffit, a loose attic vent, a small opening where a roofline meets an addition — and by the time a homeowner notices something is wrong, the animals have usually been inside long enough to do real damage. Chewed wiring, contaminated insulation, and gnawed structural components are not problems that announce themselves early.
Titus Restoration works with Shelby Township homeowners to assess the full scope of squirrel damage, coordinate exclusion, and restore the home completely — from the attic down to any interior areas affected by contamination or structural compromise. If you are hearing sounds in your attic or seeing signs along your roofline, the right move is a professional inspection before the damage goes any further.
Squirrels can enter through openings as small as 1.5 inches, and they are capable of enlarging marginal gaps by chewing through wood, vinyl, and aluminum to create usable access points. The most common entry locations include:
Homeowners who identify one entry point and seal it without a full inspection almost always find that squirrels re-enter through a secondary location within days. A thorough inspection that identifies every active and potential entry point is the only way to ensure that exclusion and sealing work is complete.
Chewed wiring is the highest-stakes damage squirrels cause. Wire insulation that has been gnawed through creates exposed conductors inside wall cavities and attic spaces — conditions that can produce electrical arcing and fire in locations that are not visible or monitored. This damage is often not discovered until a licensed electrician or restoration contractor opens the attic and inspects directly.
Squirrels compress, displace, and contaminate insulation throughout the areas they occupy:
Squirrels gnaw on wood continuously, both to maintain their teeth and to enlarge access points. Over time this produces:
The entry points squirrels exploit and enlarge are also open to water. A gap that a squirrel has been using through a Michigan winter and spring has almost certainly allowed moisture infiltration alongside the animal activity — meaning the damage assessment needs to account for potential water damage and mold in addition to the direct squirrel damage.
Chewed wiring deserves its own focus because the risk it creates is not gradual — it is immediate and potentially catastrophic. Squirrels gnaw on wiring throughout attic spaces and wall cavities, and the damage they cause is rarely visible without direct inspection.
Signs that wiring may have been compromised include:
When chewed wiring is identified during a Titus damage assessment, the finding is communicated immediately and clearly. Coordination with a licensed electrician is arranged before any restoration work proceeds in the affected area.
Repairing squirrel damage before the animals have been fully excluded is counterproductive. Squirrels that remain in the structure will chew through new materials to re-establish their access, undoing repair work and adding to the damage scope. Exclusion must be completed and confirmed before any restoration begins.
Humane exclusion uses one-way devices installed over active entry points. These allow squirrels to exit the structure but prevent re-entry. The process includes:
Spring exclusion requires awareness of nesting young. If a female has given birth inside the structure, exclusion performed before the young are mobile can trap them inside — creating an additional contamination and odor problem on top of the existing damage. A professional assessment establishes whether young are present before exclusion devices are installed.
Homeowners who attempt exclusion independently typically seal entry points without identifying all active locations, trap animals inside the structure, or use materials that squirrels chew through within days. Professional exclusion addresses the complete entry point profile of the home and uses materials appropriate for permanent sealing.
All entry points are permanently sealed using materials appropriate to the location — wood repair and reinforcement, hardware cloth over vent openings, metal flashing at roofline gaps, and caulking at utility penetrations. Every identified access point is addressed, not just the primary entry.
Contaminated insulation is removed in full. Partial removal leaves health risks and odor in place. New insulation is installed to restore the attic to proper thermal performance after the space has been cleaned and treated.
Where contamination or water infiltration associated with the squirrel intrusion has affected ceilings or walls in the living space, those repairs are included in the restoration scope. The finished product reflects the complete condition of the home — not just the attic.
Standard homeowners insurance policies typically exclude damage caused by rodents and wildlife as a general category. However, the specific circumstances of squirrel damage — particularly damage to electrical wiring and resulting fire or water damage — may fall under covered perils depending on the policy language and carrier.
Titus documents the full scope of squirrel damage from the initial inspection forward — photos, moisture readings, structural assessments, and a clear written scope of work. That documentation gives homeowners the strongest possible foundation for a claim and supports direct communication with adjusters when coverage questions arise.
Squirrel intrusions do not resolve on their own. Animals that have established a nesting site inside a home return to it season after season, and the damage they cause compounds with every week they remain inside the structure. Chewed wiring that goes uninspected is a fire risk that does not diminish over time. Contaminated insulation continues to affect air quality and thermal performance until it is removed. Entry points that remain open invite additional wildlife activity alongside the ongoing squirrel presence.
The homeowners who come out of a squirrel intrusion with the least disruption and the lowest total cost are the ones who act on the early signs rather than waiting for the problem to become impossible to ignore. A free inspection is a low-barrier way to understand exactly what you are dealing with — and from there, Titus handles the full scope so there is one point of contact from first assessment through finished restoration.
If you are hearing activity in your attic, seeing damage along your roofline, or noticing any of the warning signs covered here, call Titus Restoration to schedule a free inspection. We serve Shelby Township and the surrounding Macomb and Oakland County communities with complete squirrel damage repair, exclusion coordination, and insurance claim support.