Soffits, facias, and roof vents should be monitored for damages by animals. Here is an example of squirrels in the attic that have damaged the insulation, Vapour barrier, and the excrement is visible in all areas. It is recommended to remove all material in this attic, clean the excrement of animals and apply new blown in insulation.
Insulation disturbed and ripped apart vapour barrier by squirrels
