Mice often tunnel in materials like this and can even get behind fiberglass insulation in order to keep them warm while they are nesting.
Rodents in attic insulation.
Rodents gain access to your home s insulation through your attic and walls and there are several ways they can enter your home.
In fact on a recent vacation we had at least 2 rats living in the attic.
The damage caused by mice rats and squirrels is frustrating.
We are dedicated to our customers and seek to be the most professional company in the attic restoration industry.
2 look for.
Inspect your attic for tunnelling especially if your house has blown in insulation.
Removal and replacement of attic insulation including sealing penetrations from below assuming you already have the standard vapor barrier on top of the topfloor ceiling drywall should run in the 1 2 sf range in a normally accessible attic if low headroom less than 5 feet or so down the middle or low headroom flat roof then closer to 3 sf.
Needless to say the rest of the vacation was not that great.
Mice are fearful so if they can hide their whereabouts they will do so especially when they hear you coming.
The first we knew about it was when we looked between 2 chairs in the dining room and saw it looking up at us.
Enter the attic and wearing a hepa filter mask use a spray bottle or similar to douse the insulation surface and any objects where mouse droppings are present.