The material of this type door is galvanized steel.The thickness of door is 45mm(1.75 inch),the door skin is 20GA(0.9mm) or 18GA(1.1mm),the frame is 16GA（1.5mm）.The hardware has the hinge ,closer and lock .The colour mainly is painting and power coating.If your country's climate is relatively dry ,we advise you to adopt power coating.In contrast ,you should use the painting.
The widths up to and including 4 inch.
The heights up tp and including 8 inch.
Available with polystyrene core or honeycomb core.