Hello,We are building a home in zone 7a. Our wall assembly into out is:PolyDrywallR20 2×67/16 OSBPSA WRB (Perm 33)Rainscreen GapExterior Rigid Foam (Perm 8-10) (Stucco, Stone, Hardie)1) My 2 questions… Hello,We are building a home in zone 7a. Our wall assembly into out is:PolyDrywallR20 2×67/16 OSBPSA WRB (Perm 33)Rainscreen GapExterior Rigid Foam (Perm 8-10) (Stucco, Stone, Hardie)1) My 2 questions…Read MoreGreenBuildingAdvisor
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