... NFPA7013) Weight for roof cover:850g/square meter(opaque PVC)4) Weight for side wall cover,triangle cover and ... gable cover :650G/square meter ( transparent PVC ) Optional accessories:PVC Window Sidewalls, Anchoring, Rain Gutter, Lining & Curtain, ... Glass door units,Glass walling system, Transparent PVC cover and sidewall, Floor system, Weight plate, Lighting Applications ...