Labels:chat room | clock | hakham | poster | sky | web site OCR: Building Basics As the air passes outward through typical wall that is insulated with conventional insulation, cools down. some point the air reaches saturation of dew point and condensation (water) occurs Water begins to soak and compress the fibrous insulation, which dramatically reduces the R-value and performance For mold to establish within the building envelope four conditions must exist minimum temperature of 45F/8 degrees moisture through condensation food source and air resulting from air leakage The key point to stress: to prevent condensation the assembly needs air-tight SO that warm moist air cannot flow through the assembly and reach the point where it condenses <PREV NEXT assemb cannoi
