The excellent fireproof glass door is fired in a high temperature flame of more than 1000 degrees. After testing, it can be kept for 90 minutes or even longer. High strength is also one of the advantages of fireproof glass, which can be 6-12 times as strong as ordinary glass; It is 2-3 times that of 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.