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Fire Door Design Requirements

1. Fire doors according to fire resistance limit: It is divided into Class A, Class B and Class C, and its fire resistance rating shall

Fire Door Use And Precautions

1. Since it is impossible for people to close the door at will when a fire occurs, the fire door must be closed automatically, and

Fire Door Settings

Fire doors shall be set up in accordance with the following requirements: 1. Normally open fire doors should be used for fire doors that are

Flame Retardant Properties Of Wood

When it comes to the flame retardant treatment of wood fire doors, we have to say that the wood to be flame retardant is usually