polycarbonate skylight 1. Verified by ISO9001:2008, RoHS SGS 2. UV coating with 10 yrs warranty 3.100% virgin makrolon resin polycarbonate skylight, plastic roofing,dome roof materialpolycarbonate skylightYUEMEI PC Skylight PROPERTIES Use the PC solid sheet as base material, molding at high temperature. Light weight, high impact resistance, high strength, unbroken, bullet-proof, anti-ultraviolet, ...