... put several pieces together with rain gutters or divided according to different occasion. ·Certification ·Frame materialsCE, ISO9001 certificated Hard pressed ... PVC coated polyester fabric Water-proof, snow-proof, flame retardant to DIN 4102 B1, M2 Water-proof, snow-proof, flame retardant ... to DIN 4102 B1, M2 Weight: 750,850,950G/square meter Weight: ...