Fireproof iav qhov rooj yog qhov zoo iav qhov rooj. Lub hardness ntawm fireproof iav yog 6 ~ 12 npaug ntawm ntab iav thiab 2 ~ 3 npaug ntawm tempered iav. Hluav taws kub-resistant iav qhov rooj muaj hluav taws kub heev thiab tuaj yeem hlawv hauv nplaim taws; lawv muaj huab cua tiv taus thiab tuaj yeem tiv taus lub hnub thiab nag.

Lub qhov rooj tawm qhov hluav taws kub yuav tsum yog xim dab tsi,hluav taws kub qhov rooj vs qhov rooj qub, hluav taws kub ntsuas qhov rooj ncaws phaj,tawm qhov rooj hluav taws, ob txoj kev hluav taws tawm qhov rooj,

hluav taws kub resistant qhov rooj manufacturers,Lub qhov rooj tawm qhov hluav taws kub yuav tsum yog xim dab tsi,fireproof lub qhov rooj, hluav taws pov thawj qhov rooj khoom,tawm qhov rooj hluav taws code,Hluav taws kub ntsuas qhov rooj thickness, steel qhov rooj x,ob txoj kev hluav taws tawm qhov rooj,hluav taws nyob qhov rooj 90 feeb, 600mm hlau qhov rooj, 

ntoo fireproof qhov rooj , Push bar hluav taws qhov rooj ,tawm qhov rooj hluav taws code,hluav taws kub ntsuas qhov rooj ul, hluav taws kub ntsuas qhov rooj nyob