hluav taws qhov rooj 27 nti, hluav taws qhov rooj teeb tsa, lub qhov rooj thaum muaj xwm ceev thawb bar

Qhov sib txawv ntawm lub qhov rooj iav hluav taws thiab ntoo thiab steel qhov rooj hluav taws yog tias nws yog inlaid nrog ib cheeb tsam loj ntawm cov iav fireproof. Tom qab qhov kub thiab txias, lub pob tshab jelly-zoo li cov nplaum nplaum nplaum nyob rau hauv nruab nrab ntawm lub khob yuav sai sai ua rau lub opaque fireproof rwb thaiv tsev board. Lub zog siab kuj yog ib qho ntawm qhov zoo ntawm cov iav fireproof, lub zog tuaj yeem ncav cuag 6-12 npaug ntawm cov iav zoo tib yam; 2-3 zaug ntawm tempered iav.

hluav taws qhov rooj 27 nti, hluav taws qhov rooj teeb tsa, lub qhov rooj thaum muaj xwm ceev thawb bar-ZTFIRE Door- Fire Door,Fireproof Door,Fire rated Door,Fire Resistant Door,Steel Door,Metal Door,Exit Door

hluav taws qhov rooj 27 nti,hluav taws kub resistant qhov rooj manufacturers hauv Mumbai,Hluav taws kub qhov rooj installation, qhov rooj xwm txheej kub ntxhov,

hluav taws kub resistant qhov rooj chaw tsim tshuaj paus, hluav taws kub resistant qhov rooj rau tsev, hluav taws kub resistant qhov rooj,hluav taws qhov rooj 27 nti,hlau ruaj ntseg qhov rooj, hluav taws kub resistant qhov rooj qauv,hluav taws qhov rooj installation,tawm qhov rooj dav qhov tseem ceeb, hluav taws kub tiv thaiv qhov rooj xauv,Qhov rooj qhov rooj ceev xwm ceev,

hluav taws kub resistant, qhov rooj xim,hluav taws qhov rooj 27 nti,hluav taws kub resistant qhov rooj Malaysia, hlau qhov rooj