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R- 7.8 , 2-in x 4-ft x 8-ft Faced Polystyrene Board Insulation

Perma "R" Products R- 7.8 , 2-in x 4-ft x 8-ft Faced Polystyrene Board Insulation

4.5
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I live in a hi-ranch. The HW floors in the bedrooms above the 2 C gar are very cold in the winter. Would this help if put on gar ceiling (drywall)?


Yes,as you put more insulation in, the more thermal comfort you will feel.

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