Steel fireproof qhov rooj, lub qhov rooj uas muaj tej yam hluav taws kub, yog tsim los ntawm fireproof hardware fittings. Lub qhov rooj hluav taws steel yog tsim los ntawm steel ncej thiab steel qhov rooj nplooj. Cov qauv hlau tuaj yeem ua kom ntseeg tau tias nws tsis yooj yim rau kev cuam tshuam deformation thiab kev puas tsuaj rau sab nraud, thiab tuaj yeem siv tau ntev ntev yam tsis muaj kev hloov pauv.

hluav taws qhov rooj Hoobkas,ul hluav taws qhov rooj kuaj,hluav taws qhov rooj 1 teev, hlau hollow qhov rooj,hlau qhov rooj xauv, fireproof qhov rooj installation,hluav taws qhov rooj xauv,

hluav taws kub ntsuas hlau qhov rooj tsum,ul hluav taws qhov rooj kuaj,txhim kho qhov hluav taws kub nyob hauv qhov chaw nres tsheb, hluav taws kub ntsuas hlau qhov rooj jambs,hlau qhov rooj xauv,hlau pem hauv ntej qhov rooj,fireproof qhov rooj installation,

Thaum muaj xwm ceev hluav taws kub tawm qhov rooj, khoom siv thaum muaj xwm ceev qhov rooj,ul hluav taws qhov rooj kuaj,Hluav taws kub resistant qhov rooj rau tsev, hluav taws kub resistant qhov rooj rau flats,hlau qhov rooj xauv,hluav taws tawm qhov rooj qhov ntev,fireproof qhov rooj installation