Rolling Door Profile:the sizes maily include:type 50&type77,also we can make as per your requires.,the material can be aluminum. Rolling door:the sizes maily include two kinds,type 50 ,type77,also we can make as per your requires.,it can be made of aluminum alloy which is hollow inside or color-painted steel which is filled with polyurethane foam. It have two kinds of openers:Turbular motor, side ...
