Galvanised steel roller shutter doors can be used for a wide variety of applications. They are perfect for backyards, shop fronts and factory units. Each door is purpose made to our customers sizes and to the specication which they require .
DOOR CONSTRUCTION
Shutter curtain is interlocking galvanised mild steel laths 75mm wide, available in thicknesses of 18, 20 or 22 swg. Thickness depends on shutter size. Die-cast zinc end locks are fitted to alternate laths. The curtain winds on to a seamless mild steel roller barrel. Barrel has self-lubricating phosphor bronze oil impregnated bearings on shutters up to 5m x 5m; above this size, enclosed ball bearings are fitted. The curtain runs in vertical steel channel guides fixed to each side of the opening, with end stops fitted at the top.