Lub qhov rooj steel fireproof nplooj yog ntim nrog cov ntaub ntawv, uas yog hluav taws rwb thaiv tsev cov ntaub ntawv uas tsis muaj teeb meem rau tib neeg lub cev. Cov qauv siv hluav taws xob cuam tshuam nrog lub qhov rooj nrog qee qhov hluav taws kub tsis kam, uas yog tsim los ntawm cov khoom siv hluav taws xob tsis zoo. Qhov zoo ntawm cov qhov rooj hluav taws steel ua rau lawv tuav lub lag luam loj hauv cov tsev pej xeem.

4 teev hluav taws qhov rooj,fireproof sab nrauv qhov rooj,32 x 78 hluav taws ntsuas qhov rooj,36 hluav taws nyob chaw nres tsheb qhov rooj, outswing hluav taws nyob qhov rooj,fireproof qhov rooj nrog qhov rais,726 hluav taws qhov rooj, partex hluav taws qhov rooj, hluav taws kub tiv thaiv pem hauv ntej qhov rooj,fireproof qhov rooj nrog qhov rais,lockable hluav taws qhov rooj, dav hluav taws qhov rooj,32 x 78 hluav taws ntsuas qhov rooj,hluav taws kub qhov chaw nres tsheb qhov rooj 32 × 80,4 teev hluav taws qhov rooj,aluminium hluav taws tawm qhov rooj,fireproof qhov rooj nrog qhov rais,dawb vaj huam sib luag hluav taws qhov rooj,4 teev hluav taws qhov rooj,loft hluav taws qhov rooj,32 x 78 hluav taws ntsuas qhov rooj