Steel transfer fire door thermal insulation fire door indoor fire door fire esca

Advanced equipment production, innovative good quality, fire doors in the molding, will have a good effect of fire prevention and smoke insulation, to meet the requirements of fire stability, integrity and thermal insulation. 
Fireproof, waterproof and corrosion-resistant, regular fire door manufacturers all use high-quality galvanized stainless steel plate, which is then made by layer by layer of process. 
Hinge mute opening and closing, after 200000 times opening and closing load index, using ergonomic design, opening effortless, very firm.In addition, there is a British and American standard certificate.