... ;HGA6001 Material: aluminum alloy Full ranges of colors and models range hood ductModel No.: HGA6001Brief introduction:Named after aluminum alloy soft hose ... ,80,90,100,110,120,125,150,160,175,180,200,250,till 4002- Thickness: 8um, 10um, 11um, 13um and more3 ... ,restaurant,commercial building as well as industrial and residential application. range hood duct