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Supplying Envirotech Door make steel Fire shutter with Fire Rating of 120 minutes rating as per manufacturers specification and similar to the prototype tested in accordance with IS 3614 Part-2 BS 476 Part-22.
Door Frame are made with 1.6mm thick galvanized steel sheet pressed to single rebate profile of size 125 x 60mm.
Door Shutter are made with 1.25mm thick galvanized steel sheet pressed formed to provide a 46mm thick fully flush double skin panel shall with lock seam joint at style edges and filled with ceramic wool (96 kg/cum density) honey comb structure with reinforcement at top, bottom and stile surround. The items also include provision for required iron monger and finished with zinc phosphate storing primer & polyurethane paint.