If it is necessary to pass between the fire compartments of the building, Class A fire doors (fire endurance 1.2h) shall be set up. In case of a fire in the building, it can prevent or delay the spread of the fire to a certain extent. Fire doors must have reasonable material selection, good structure and reliable fire resistance. Remember not to keep the fire door open for a long time, nor block or lock the fire door.

Portes coupe-feu ZHTdoors, 31 ans d’expérience dans la production de portes coupe-feu et de fenêtres. Les principales portes coupe-feu UL, portes coupe-feu EN, portes coupe-feu BS EN, etc.