... great in resistance of UV&solar radiation&aging, passed SGS,EN,FM,Fll,Leed,ISO testing Hannor PVC Waterproof MembraneIt is ... Expo, and gained awards from them.Outstanding features1. Passed SGS, EN, FM, Fll, Leed, ISO testing etc. Meet GB12592-2011 ... 24h water impermeabilityBent at 20 Degree CelsiusNo fissureResistance to break with bitumen100 N/50 mmBehavior during drilling testNo perforation at 750mm ...