... years life long 4. safe and strong 1. SPECIFICATION1) Span width: 3m, 6m, 8m, 10m, 12m, 15m, 18m, 20m ... roof and sidewall fabric cover are made of double pvc coated polyester textile.2) The fabric is good at waterproof ... and UV resistant. 3) The fabric is flame ... DIN4102, M2, Grade B1.4) The weight of fabric is from 660g/sq.m to 850g/sq.m ...