What are the differences between Low-E Housewrap and other house wraps on the market?
Low-E Housewrap meets the perm rating (breath ability requirements) as per ASTM E-96:4.65 but the unprecedented advantage of Low-E Housewrap is and additional R-Value of 4.17. Stated R-Values for a specific application are based on the same testing methods as other insulations. Other housewraps give you a breathable barrier only.