Hlau hluav taws qhov rooj yog daim ntawv thov zoo ntawm cov hlau stainless hlau phaj —— ob sab kub dip galvanized txias dov tuab steel phaj, nws muaj corrosion kuj, deformation thiab lwm yam ntxwv. Cov qhov rooj hluav taws kub steel muab cov xim zoo nkauj xaiv, lub qhov rooj thiab lub qhov rooj kiv cua sib xyaw ua ke, saib yooj yim thiab xis nyob.

kev ruaj ntseg qhov rooj ntawm,hluav taws kub ntsuas qhov rooj kick phaj,kev nyab xeeb qhov rooj qhib kev taw qhia, kev nyab xeeb qhov rooj yees duab,

hluav taws kub resistant qhov rooj manufacturers,kev ruaj ntseg qhov rooj ntawm,ob chav steel ruaj ntseg qhov rooj nrog kho vajtse, duab ntawm ntoo kev ruaj ntseg qhov rooj rau flats,kev nyab xeeb qhov rooj qhib kev taw qhia,kev ruaj ntseg qhov rooj qhov ntev,kev ruaj ntseg qhov rooj yees duab,precision steel qhov rooj ruaj ntseg, hluav taws kub nyob qhov rooj 90 feeb, labeled vaj huam sib luag qhov rooj,

ntoo fireproof qhov rooj,kev ruaj ntseg qhov rooj ntawm,siv qhov rooj thaum muaj xwm ceev, hluav taws kub ntsuas qhov rooj ul, hluav taws kub ntsuas qhov rooj nyob