... (m)Roof pitchLongest parts(m)Max. wind load M15 15.0046.505.0018°10.20100km/h M20 20.0047.175 ... and never rust;2, Fabric material: 650~850g/sqm double PVC-coated polyester textile, UV-protection, rainproof, anti-fungus, weatherproof, ... own the CE/SGS (TUV) quality management system certificate.ApplicationWidely used for private & corporate party, celebration, outdoor exhibition & Expo , trade ...