... is made of 0.7 mm steel, 90mm thick rock wool insulation foam. 4. Inside Door:SIP, single door ... 3keys. Doorframe is made of aluminum, 50mm thick EPS insulation foam. 5. Window 1:PVC, white color, ... with dimensions of 1200*1200mm, glazed with glass in a thickness of 5mm, two bay fixed, ... white color, with dimensions 500*500mm, glazed with glass in a thickness of 5mm, casement opening, supplied ...