... Size:Include 3x3m,4x4m,5x5m,6x6m,8x8m,10x10m. Frame Material:1)High-strength aluminium alloy with anodic oxidation ... Optional Accessories:1)Transparent cover,PVC-clear window,glass door,floor system,lining and curtain,rain gutter,ground anchor ... Steel nail/Loading system. ModelSizeClear spanEave heightRidge heightMain frame profileSBX-33x3m3m2.5m3.7m48x84x3mmSBX-44x4m4m2.5m4.2m48x84x3mmSBX-55x5m5m2.5m4 ...