Flanged Duct We have every duct component known to man. We're your national sheet metal supplier. Clamp Together Duct Angle Rings Gored Elbows I Machine Made Elbows ■ Heavy Gauge Elbows K Branches Reducers H Adjustable Sleeves ■ Forever Clamp Flatback Elbows Incut Branches I Blast Gates ■ Automatic Gates ■ Half / Full Cutoffs ■ Roof & Stack Flanges Flexible Hose/ Catches, Lugs, HandlesH Vibration Dampener | CM Air Outlet Diverter Valves Rubbers Metal Transitions Cable Hangers Hanger Rings Cleanout Doors Bell Mouths ■ No-Loss Stack ■ Rain Cap I Floor Sweeps | Ball Joints