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? asked in Home & GardenDo It Yourself (DIY) · 8 years ago

Vinyl Backed Insulation over Wood Joist & Cellulose Insulation?

I recently came in to a large load of Commercial Insulation (demolition) and am going to place over my thinly placed Cellulose Insulation between Wood Joists overlying my drywall Ceiling .

If I place the Insulation with the Vinyl side up does any one think there might be a trapped moisture problem?

1 Answer

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  • ?
    Lv 6
    8 years ago
    Favorite Answer

    Yes, take a razor knife and slice the plastic pretty close together. That will prevent any problems.

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