The sectional expenses door slides up under the roofing when opened, enabling free space around the door opening and also leaving the door opening entirely complimentary. Sectional Overhead Doors provide a flexible, high security protected door, perfect for any exterior commercial application. Various alternatives for track setups, operating systems, colours, materials, vision panels and colours supply a huge choice for the specifier.
Ideally suited to industrial applications, the door panels are developed from galvanized steel sheets bonded together with high thickness C.F.C complimentary polyurethane foam to supply a ‘U’ worth of 0.43 W/m2K with thermal break between panels. Vertical and straight tracks, joints, brackets, cappings as well as equipment are galvanized, with the assembled door working on adjustable galvanised roller carriers, bolted per individual panel. Each door is counterbalanced using solidified helical springs at high level, installed on brilliant steel plates with self lining up roller bearings for smooth silent operation. Wire tensioning tools are fitted as standard to all doors. Rubber seals are fitted to the top as well as bottom of each door with PVC seals per side of the opening for defense versus climate.
Hands-on operation is by means of continual galvanised hand chain, or in smaller instances, ‘push up’ with pull down cable. All manually operated doors are fitted with a recessed lifting deal with and spring packed shootbolt as criterion. Electric operation is using 415 volts 3Ph. supply drive motor with emergency situation interference as well as hand chain or rise procedure in the unlikely event of power failing.
Our Technical Team are constantly offered to suggest one of the most suitable track arrangement and also opening up activation.