On the premise of ensuring the fire protection effect, the steel fire door has the characteristics of environmental protection and durability, and is very suitable for use in public places. The steel fire door is made of cold-rolled steel plate, which is galvanized steel plate. It has good corrosion resistance, good fire protection effect, beautiful and flat surface, and good painting performance.

Ọnụ ụzọ ọkụ ZHTdoors, afọ 31 nke mmepụta ihe na ọnụ ụzọ ọkụ na Windows. The isi UL ọkụ ọnụ ụzọ, EN ọkụ ọnụ ụzọ, BS EN ọkụ ọnụ ụzọ, wdg,..We nwere certification.ZHTdoors support OEM na free design.Our uru: Good quality, factory price, good service.Welcome to consult us.