Ƙofar hana wuta ta UL ta ƙunshi firam ɗin ƙarfe da ganyen ƙofar karfe. Tsarin karfe zai iya tabbatar da cewa ba a sauƙaƙe ta hanyar tasiri da lalacewa ta hanyar karfi na waje, kuma ana iya amfani dashi akai-akai na dogon lokaci. A kan yanayin tabbatar da tasirin kariyar wuta, ƙofar wuta na karfe yana da halaye na kare muhalli da dorewa.

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.