SBS/APP modified membrane anti-UV ,anti-aged.anti-puncture,anti-broken,anti-resistence,anti-erosion,anti-weathering SBS/APP waterproof membranethickness: 2mm,,3mm,,4mm,,5mmwidth ... : PE,,San mineralReinforcement: polyster glassfibre glassfibre enhance polyester felt SBS/APP waterproof membrane specifications APP can resist high temperature of BO without flowing ...