... material, Geloy engineering resin made by GE is extraordinarily suitable for outdoor use. Even exposed to ultra-violet radiation, dampness, ... swelling, frothiness, peeling-off or crack.Prominent performance for anti-corrosionGeloy ASA resin roof tile has great performance ... acid, alkaline, salt, etc. Therefore, it is suitable for outdoor application in costal area with serious salt fog corrosion and ...