Doors Godrej Fire Doors Three Criteria Fire Doors . Features Fire rating up to three hours ( ½ ,1, 2, 3 hrs ). Godrej has an exclusive strategic technology tie up with CBRI for these doors. High quality galvanized steel doors that inhibit fire, insect attacks and organic decay. Special double rebate frame made of 1.6 mm thick GI or 2 mm CRCA sheet with special step type construction with hold fast/anchor fasteners for grouting. Shutter of overall thickness 60 mm formed out of two outer skin panels of 1.25mm Galvanized Steel Sheets. Doors made using the multibend construction and weldless tray type design  for a dent free finish. Reinforcements across the surface and the locking area make the door burglar resistant. Etch primer coating on frames and shutter, followed by an epoxy zinc phosphate primer, and a final coat of high quality NC for higher durability and resistance against corrosion. Premium quality SS ball bearing hinges that are flushed with the frame. Proprietary Non-asbestos environment friendly infill material developed in special technical collaboration with CBRI. Available in standard sizes. Customization on specific request. Options Vision panel Anti-panic exit device Door closer Hardware fittings Smoke seal Intumascent seal Nitrocellulose Paint Certification Successfully tested for the three performance criteria of Stability, Integrity and Insulation as per BS 476 Part 22 & IS 3614 Part II at the Central Building Research Institute (CBRI), Roorkee, the only accredited institute of its kind in India that carries out such tests. Usage Hotels, High-rise Buildings, NPC's, Airports, Power Plants, Petrochemical Industries, Offices, etc.