Domespaces® Specifications Explore Our Products Customer ServiceFrame material, Cover fabric, Certificates ... Frame material:Galvanized Steel with Stoving Varnish Cover fabric:850g/sqm double PVC-coated polyester with PVC custom Bay window UV resistance,waterproof,flame retardant to European standards(DIN 4102 B1, M2) Wind Resistance:100km/h Snow Load:75kg/Sqm Temperature Resistance:-30 degree Celsius ~ +70 degree Celsius Certificates:ISO 9001:2008/SGS/TUV/BV/IFAI Warranty:5 Years (with proper maintenance. Subject to examination ) Service Life:15-20 Years