Viper CS 6.5 mils Crawl Space Class A Woven Reinforced Vapor Barrier - Full Range Shade:Clear 75 In 22/45 [Shingle Roof]

75 In 22/45 [Shingle Roof]  [Metal Roof] [Tile Roof] 23

HandiFoam® Window & Door is designed to resist moisture and mold problems

R-Value: R-19

which can help to reduce heating and cooling costs for buildings

and three fan speeds

Viper CS 6.5 mils Crawl Space Class A Woven Reinforced Vapor Barrier - Full Range Shade:Clear 75 In 22/45 [Shingle Roof]Viper CS 6. 5 mils Crawl Space Class A Woven Reinforced Vapor Barrier is a high performance crawl space vapor barrier designed to prevent moisture migration from the soil into the crawl space. It helps guard against mold, mildew, allergens, fungus, radon gas, methane gas, heat loss due to damp insulation, wood rot and overall degradation of the crawl space. It is manufactured using woven high density fibers yielding the highest strength to weight