The fire resistance time of Class A fireproof door is up to 1.5 hours. The internal horizontal and vertical frames of the door leaf are reinforced, effectively preventing the door leaf from being deformed by heat. The interior of the fire door leaf is filled with dense fire-retardant cloth faced perlite fire-proof board, and all parts are filled fully.

ZHTdoors magonhi emoto, 31 makore ekugadzira ruzivo mumagonhi emoto uye Windows. Iyo huru UL magonhi emoto, EN magonhi emoto, BS EN magonhi emoto, nezvimwewo, .Tine certification.ZHTdoors inotsigira OEM uye yemahara design.Our zvakanakira: kunaka kwakanaka, mutengo wefekitari, basa rakanaka.Welcome to consult us.