The short answer
How Squirrels Create Leaks
Squirrels primarily cause leaks by gnawing on your home's exterior. Their sharp teeth can puncture roof shingles, fascia boards, and vent covers. Once they breach these surfaces, even a small gap becomes a direct path for water. This damage often goes unnoticed until you see stains or peeling paint inside your home, signaling a hidden moisture problem.
Nesting behavior worsens the issue. Squirrels gather insulation and other materials, which can block gutters or soffit vents. This blockage prevents proper water drainage from your roof. Blocked drainage combined with rain or melting snow can force water under shingles and into your attic space.
Common Entry Points for Water
The most vulnerable areas are where different materials meet. Squirrels frequently target roof edges, chimney flashing, and the seals around plumbing vents. They exploit any slight weakness, chewing to widen gaps. These compromised spots are perfect for water intrusion, especially during wind-driven rain common in seasonal storms.
Attic vents and gable ends are also prime targets. The mesh or louvers designed to allow air flow are no match for persistent chewing. A damaged vent cover essentially invites water inside. The resulting leak can drip onto attic insulation and wooden framing, promoting rot and mold growth over time. This hidden moisture can damage your home's structure.
What to Do After Discovering Damage
Your first step is to stop active water intrusion if it's safe. Place a bucket under drips and move belongings out of the way. Then, contact a wildlife removal service to safely evict the squirrels and seal the entry points. Do not attempt permanent repairs until the animals are gone, as they will simply chew open new holes.
Next, assess the water damage. Look for damp spots on ceilings, walls, and attic flooring. Feel for soft or sagging drywall. This inspection helps you understand the scope before calling for professional help. Acting quickly is important, as trapped moisture can lead to mold within 24 to 48 hours in the right conditions.
Professional Water Damage Restoration
Local water damage pros use specialized equipment to find and dry all affected areas. Moisture meters and thermal imaging cameras detect water you cannot see behind walls or under floors. They then set up industrial air movers and dehumidifiers to remove moisture efficiently from the structure and the air. This process helps prevent secondary damage like mold and wood rot.
The restoration process also involves cleaning and sanitizing. After drying, surfaces touched by squirrel waste or contaminated water need professional cleaning. The pros may remove and replace damaged insulation, drywall, or wood that cannot be salvaged. This thorough approach helps restore your home to a safe, dry condition.
- Inspection of the attic, walls, and ceilings for hidden moisture.
- Water extraction using pumps and wet vacuums.
- Structural drying with high-speed air movers and commercial dehumidifiers.
- Cleaning and disinfecting affected surfaces and materials.
- Removal of unsalvageable building materials like soaked drywall.
- Monitoring moisture levels until the area is completely dry.
Preventing Future Squirrel Problems
Prevention focuses on making your home less attractive to wildlife. Trim tree branches to keep them at least six to eight feet away from your roof. This removes the squirrels' primary highway onto your house. Also, secure garbage cans and avoid leaving pet food outside, as these are food sources that draw them near.
Invest in durable, animal-proof materials for repairs. Use heavy-duty, galvanized steel mesh, often called hardware cloth, to cover vents, chimneys, and other potential entry points. Ensure all roof flashing is secure and in good condition. Regular exterior inspections, especially after storms, can help you spot new chew marks or gaps before they lead to another leak.
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Call Now (208) 537-2633Frequently asked questions
Will homeowners insurance cover squirrel damage?
Coverage varies greatly. Many policies exclude damage from pests, rodents, or animals. However, they might cover the resulting water damage if the leak was sudden and accidental. Policies vary, and your insurer decides what is covered. Check your policy details and report the damage promptly.
How can I tell if squirrels are in my attic?
Listen for scratching, scurrying, or rolling noises during early morning or evening. Look for chewed wood or wiring around your roofline. Outside, you might see nests made of leaves in gutters or piles of gnawed nutshells. A strong, musky odor can also indicate an animal living in your attic space.
What other damage can squirrels cause?
Beyond leaks, squirrels pose serious risks. They often chew on electrical wiring, which can create a fire hazard. Their nesting materials are flammable, and their urine and feces can soil insulation and promote mold growth. They can also damage personal belongings stored in your attic.