Door Frames: Material : Galvanized Steel Sheet thickness: 1.2 mm / 1.5 mm / 2mm Technical Data for standard frames DxH Size of Double rebate frame 150 x 40 mm Size of Single rebate frame 100 x 58 mm Frame assembly: Welded / Metered / Butted. Standard heights (Wall openings) 2100 mm /2200 mm /2400 mm /2700 mm /3000 mm Door Leaf: Material: Galvanized Steel?Sheet thickness 1mm / 1.2 mm / 1.5mm Infill: Honeycomb Kraft / Rockwool Technical rise doors (insulation) Single leaf Double leaf Door thickness 46 mm 46 mm Max. door opening width 1200 mm 1200 mm Max door opening height 2400 mm 2400 mm