In order to avoid people’s health being threatened, the filling materials in the wooden fire doors are non-toxic and environment-friendly fire insulation materials, which not only reduce the production cost, but also achieve energy conservation and environmental protection. The fire resistance of wooden fireproof door shall not be less than 0.6 hours.

ZHTdoors hluav taws qhov rooj, 31 xyoo ntawm kev tsim khoom hauv qhov rooj hluav taws thiab qhov rais. Lub ntsiab UL qhov rooj hluav taws, EN qhov rooj hluav taws, BS EN qhov rooj hluav taws, thiab lwm yam.,.Peb muaj ntawv pov thawj.ZHTdoors txhawb OEM thiab tsim dawb.Our zoo: zoo zoo, Hoobkas nqi, kev pabcuam zoo.Zoo siab txais tos los tham nrog peb.