The UL steel fireproof door can be equipped with windows, louvers, ventilation louvers, etc. as required. UL steel fireproof door only needs to be pushed open by hand, and then it will be closed silently and automatically, without the sound of collision like the inner and outer doors, thus creating a quiet environment.

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.