This is a high quality certified fire resistant cabinet for the safe storage of compressed gas cylinders. Constructed entirely of 1 to 2 mm thick galvanized sheet steel. Painted with acid resistant epoxy powders with passage in a thermal gallery at 200C. The cabinets are insulated with special calcium silicate insulation (DIN 4102) which releases water molecules to reduce the inner temperature in case of fire. The high temperature rockwool panels (free from fibroceramic) are secured with ceramic adhesive for high temperatures (800 C) . The interior panels are finished with highly resistant melamine anti scratch lamination. Key features of the safety cabinet include: Certified EN 14470-1 and EN 14470-2 Safety lock with key Automatic maintenance free certified air duct closing system Non sparking hinge made in natural iron with brass plug Thermo dilatant sealing (DIN 4102) Prepared for tubes insertion Steel folding ramp for easy cylinder loading Adjustable shelves for small cylinders