90 feeb hluav taws-rated qhov rooj3 teev hluav taws-rated qhov rooj
Nqaim pom tau lub zeem muag ntawm kd phab ntsa ntub - tiav lawmFlush lub qhov rooj ntawm Welded Masonry thav duab - tsis tiav (primed grey)
Qhov rooj qhib hluav taws tau raug cais los ntawm lawv cov chaw hauv lub tsev. Qhov chaw txiav txim siab qhov ntev ntawm kev tiv thaiv yuav tsum muaj, raws li lub peev xwm tua hluav taws ntawm qhov chaw tshwj xeeb. Kev ntseeg qhib yog qhia hauv qab no. Kev khiav tawm tua hluav taws tau kuaj thiab cais los ntawm: Wersneckt Hersey-Weye lossis Underwriters Chaw soj ntsuam chaw soj ntsuam- UL. Txoj cai hauv zos muaj cai yuav tsum muaj txoj cai kawg ntawm lub qhov rooj hluav taws kub.
NCO TSEG: Cov qhov sab nrauv tsis tas yuav muaj kev ntsuas hluav taws, tshwj tsis yog muaj peev xwm rau kev tua hluav taws los ntawm lub tsev sab nraud.
Saib cov nplaim dej ntws yaug cov qhov rooj tsis yog cov qhov rooj tsis yog ua los ntawm tib qho kev tsim kho uas yog cov hlau hluav taws hlau lub qhov rooj.
