They may rip apart drywall insulation and pipe insulation and they have also been known to tear holes in air ducts and even live within the hvac system.
Raccoon roof damage.
They usually learn of their unwanted tenants only after the creatures have damaged their home.
Once a raccoon creates or enlarges a hole in the rooftop it becomes an easy pathway to the attic.
Roof damage is often the result of raccoons searching for a place to nest.
Damage will most likely take place in the attic.
Droppings may be found in a central location on the roof known as a raccoon latrine or inside the attic.
Look for torn soffits under eaves broken or chewed eave fascia boards roof shingles torn away near vents or broken attic vents.
This type of damage is far too common and is a gateway to even more damage including ensuing water and wind damage.
Most raccoon damage occurs on the roof and in the attic.
Inside they might also make space for their nesting by tearing out insulation.
Raccoons have even been known to rip shingles off or tear holes in the roof in search of shelter causing damage that can cost many thousands of dollars to repair.
If you seem to be the only one on the block getting terrorized by these creatures you may be wondering why they chose you over anybody else.
The wfcb reports that female raccoons are known to tear off roof shingles and ventilators to gain access to the attic for a nesting site.
How to help keep raccoons away.
Raccoons tear apart attics once inside because they are looking for materials to build a nest.
The following picture is an example the type of damage that raccoons can cause to a roof.