The sectional overhead door glides up under the roofing when opened, enabling totally free area around the door opening and leaving the door opening totally free. Sectional Overhead Doors offer a versatile, high security insulated door, ideal for any external industrial application. Different options for track plans, operating systems, colours, materials, vision panels and colours provide a huge choice for the specifier.
Preferably suited to industrial applications, the door panels are formed from galvanised steel sheets bonded together with high density C.F.C free polyurethane foam to supply a 'U' value of 0.43 W/m2K with thermal break in between panels. Vertical and horizontal tracks, hinges, brackets, cappings and hardware are galvanised, with the assembled door operating on adjustable galvanised roller providers, bolted to each private panel. Each door is reversed by means of tempered helical springs at high level, installed on brilliant steel plates with self lining up roller bearings for smooth quiet operation. Cable television tensioning devices are fitted as basic to all doors. Rubber seals are fitted to the top and bottom of each door with PVC seals to each side of the opening for defense versus weather condition.
Manual operation is by methods of continuous galvanised hand chain, or in smaller cases, 'push up' with pull down cord. All by hand run doors are fitted with a recessed lifting handle and spring loaded shootbolt as standard. Electric operation is by methods of 415 volts 3Ph. supply drive motor with emergency situation disconnection and hand https://tintahome.com.au/about-us chain or rise operation in case of power failure.
Our Technical Group are always readily available to encourage the most ideal track arrangement and opening activation.