... : Flange, Corner, G-clamp Air Duct, Duct Flange, Duct Corner Galvanised Duct Corner TDC Corner : For Transverse Duct Connector system, the flange ... , Transitions, Branches, Reducers etc. -----TDC duct connection: flange, Corner, G-clamp -----TDF duct connection: corner, cleat -----Other: Duct hanger, thread rod ...