The steel fire door is composed of steel frame and steel door leaf. The door leaf surface treatment process is powder spraying or PVC coating, which is a mature environmental protection process. The steel fire door has the characteristics of environmental protection and durability on the premise of ensuring the fire protection effect.

ZHTdoors kofofin wuta, shekaru 31 na ƙwarewar samarwa a cikin kofofin wuta da Windows. Babban UL wuta kofofin, EN wuta kofofin, BS EN wuta kofofin, da dai sauransu,.Muna da certification.ZHTdoors goyon bayan OEM da free design.Our abũbuwan amfãni: kyau quality, factory farashin, mai kyau service.Barka da tuntubar mu.