Fire prevention and security is a major issue for safety and security. Security doors have always been a matter of concern to everyone, but it seems that the attention to fire doors is not enough. Fire doors are door fire doors that, within a certain period of time, together with the frame can meet the requirements of fire resistance stability, integrity and heat insulation, refer to the requirements of fire resistance stability, integrity and heat insulation in conjunction with the frame in a certain period of time. Door. Today Xiao Bian gave you a brief introduction of the fire door acceptance standards, hoping to help everyone! First, observe and inspect the product certificate and site acceptance record Whether the fire door frame installation is firm, and the installation position and opening direction meet the design requirements. Whether the quantity, position, embedment and connection method of embedded iron fittings meet the design requirements. Second, the installation of steel doors and windows should meet the following requirements Qualified fire doors: closed tight, flexible switch, no deformation, no upturn. Soundproof door seals well. Fire doors automatically shut off sensitively. Excellent fire doors: Closed shut-off, flexible switch, no block, rebound, no deformation and no warping. Soundproof door seals well. Fire doors automatically shut off sensitively. Door and window acceptance
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Mastering 5 criteria for easy acceptance of fire doors
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