23 00 00 Heating, Ventilating and Air Conditioning (HVAC) 23 33 00 Air Duct Accessories 23 30 00 HVAC Air Distribution 23 37 00 Air Outlets and Inlets 23 31 00 HVAC Ducts and Casings 05 58 10 Sheet Metal Fabrications
Trade Names : Complete Seal, Complete Seal Spiral Pipe System, Damper Products, Duct Cap, Duct Sealant, EZ Flange Spiral Pipe System, Flex Duct Connector, Insulated Flex Duct, KoolDuct, KoolDuct Lined Ductwork, PriceDuct, R-Angle Reinforcement, TDC Doublewall Ductwork & Fittings, TDC Duct Cleats, ThermaDuct, Turning Vane & Rail