The fireproof glass in the fireproof door has high fire resistance, which can burn in the flame, and can achieve the effect of no blasting and no melting within a certain time. The hardness of the glass of the fire door is 6~12 times that of the float glass and 2~3 times that of the tempered glass.

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.