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profdant139's avatar
profdant139
Explorer II
Feb 17, 2019

Fiberglass insulation that doesn't stay wet or attract mice?

I'm still getting ready to enclose the underbelly -- a daunting project. I'm using an inch of EPS stryrofoam board, covered underneath with coroplast. I'd rather use 2 inch board, but do not have en...
theoldwizard1's avatar
theoldwizard1
Explorer II
Feb 17, 2019
The only insulation that will not hold water is CLOSED CELL FOAM.

Insulation actually gets it insulative property by having tiny air pockets. If those pockets are open, they will hold moisture. Then only way to remove that moisture is to place the material in a vacuum and lightly warm it.

As for keeping rodents away, liberal amounts of cayenne pepper.

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