Specially designed, powder coated aluminium frames with a wide range of variations, insulated, none insulated and a dedicated shape for flush doors. Also a wall embracing frame with or without thermal break.
Lightweight Steel Leaf
Built up of 2 steel sheets, edged with a rigid 18x18mm rebate and filled with special reinforcements and rockwool 140 kg/m3. 65mm thick door leaves. And weighing 42 kg/m2.
Fire Resistance
The DFM OS range is tested and certified in accordance with EN 1634-1 and EN 13241-1. Doors are available in single and double to EI2 60.