The main effect of the equipment or steel framework for the role of support and protection.

Steel angle Chi III760, 820 stents improve dark button span steel tile roof leakage problem(1) 760 steel bracket for dark colored steel tiles on the stand button 760, the material: galvanized iron sheet size thickness 1-1.2-1.5 (2) 820 Stent in dark color steel tile button 820 on the stand, material: galvanized iron sheet size thickness 1-1.2-1.5

Steel bracket