Steelcraft hluav taws-rated lub qhov rooj thiab thav ntawv ua lub luag haujlwm tseem ceeb heev hauv kev ua kom cov neeg muaj kev nyab xeeb thiab muaj cov khoom puas tsuaj. Qhov rooj ua lub luag haujlwm tseem ceeb heev hauv kev kub ntxhov ntawm lub tsev; Lawv tso cai rau tib neeg khiav tawm ntawm ib lub tsev sib kis hluav taws thiab haus luam yeeb mus rau lwm thaj chaw. Cov rooj tua hluav taws yuav tsum ua kom tau raws li cov cai ntawm International txoj cai thiab thoob ntiaj teb cov kab hluav taws, nrog rau NFPA 80 tus qauv rau cov khoom hluav taws xob thiab lwm yam qhib kev tiv thaiv. Kev ntsuas hluav taws tau los ntawm 20 feeb rau 3 teev. Hollow hlau yog tib lub qhov rooj khoom siv muaj nrog 3 teev daim ntawv lo.
Yog tias koj xav paub ntau ntxiv txog peb cov khoom lag luam hluav taws rooj tua hluav taws
