... processing, superior water resistance(2) UV stability and handling, with excellent UV resistaAnce(3) excellent wear-resistant, anti-ozone, ... 6) the middle chip , sealing performance even more remarkable, with doors and windows material compatibility (7)provide height of 3 ... noise test standard BS5821(9) Can effectively block water, gas, dust, reptiles, noise and smoke, intrusion (10)applicable to all ...