High Reinforce Aluminum,anti-rust surface, GB6061-T6; Tested by CE,SGS,BV.etc.
Frame Material:
Connector:
Strong hot-dip galvanized steel
PVC Cover Material
:
850 g/sqm for roof, 650 g/sqm for sidewalls, double coated Polyester PVC.
flame retardant, UV resistance, waterproof, comply to DIN 4102 B1, M2 (European standard)