... door models: XF-55, XF-77, XF-98 2) Material: galvanized board with durable paint 3) Foaming: environmental polyurethane foaming ... 4) Color: white, brown, other colors customizedReplacing old style rolling door, "Xu Feng" rolling door has ... and anti-air pressure ability. Besides, "Xu Feng" door has elegant appearance, and can resist wind blowing ,sand ...