Hlau qhov rooj hluav taws tuaj yeem muab cov qhov rais raws li qhov xav tau, thiab cov iav ntawm qhov rooj hluav taws yuav tsum yog iav fireproof. Lub iav fireproof ntawm lub qhov rooj steel fireproof nrog lub qhov rais yog ua los ntawm cov iav ntab iav zoo tom qab lub cev thiab tshuaj lom neeg. Nws tuaj yeem hlawv hauv nplaim taws, thiab ua tiav cov txiaj ntsig ntawm tsis muaj blasting thiab tsis melting nyob rau hauv ib lub sij hawm ntawm lub sij hawm.

hluav taws ntoo qhov rooj nrog 4.5 ″ pob khawm,chav kawm c hluav taws pov thawj steel qhov rooj,40 ft hluav taws ntsuas qhov rooj,60 feeb ntsuas hluav taws qhov rooj,3 teev hluav taws ntsuas qhov rooj,hluav taws ntoo qhov rooj nrog 4.5 ″ pob khawm,3-teev hluav taws kub-rated-qhov rooj 8 “jamb,chav kawm c hluav taws pov thawj steel qhov rooj,tuab 3 vaj huam sib luag hluav taws qhov rooj,60 feeb ntsuas hluav taws qhov rooj,hluav taws kub qhov rooj ntoo, 60 feeb hluav taws ntsuas qhov rooj,hluav taws ntoo qhov rooj nrog 4.5 ″ pob khawm,3 teev hluav taws ntsuas qhov rooj,chav kawm c hluav taws pov thawj steel qhov rooj,lever lock fire door,60 feeb ntsuas hluav taws qhov rooj