Application Scope of Class A, B, and C Fire Doors in Buildings The correct use of fire doors is critical in building fire protection. Today, most designers can select the appropriate fire door levels based on the size, function, floors, and locations of buildings. By installing fire doors where required, they help slow down fire […]
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custom steel fireproof door – Technical Standard RequirementsSpecifications for Fire Doors in This ProjectThe steel fire doors used in this project must comply with the following standard requirements: I. Material and Fire Protection RequirementsFire Resistance Rating II. Door Leaf Opening Direction III. Technical Requirements IV. Appearance QualityWelding requirements dictate that welding should be firm, with […]