$78.00
Air King Duct Cover Extension for Air King Valencia Series Range Hoods - VALBSEBuild.com$249.99
AIR SYSTEMS INTL SVH-1225 Air Duct,12 in. dia.,25 ft. LZoro.com$446.99
AIR SYSTEMS INTL CVFCAN1225 Duct Canister,12 in.,25 ft. DuctZoro.com$375.99
AIR SYSTEMS INTL SVH-LF8 Lay Flat Duct, Polyeth, White, 750 ft.Zoro.com$9.33and up
Air King AK46R 4 inch to 6 inch Galvanized Steel Duct Transition Galvanized Steel HVAC Support Duct TransitionBuild.com & 1 more$27.08
Air King BDD6 6 Inch Spring Loaded Round Metal Back Draft Damper with Gasket HVAC Support Duct DamperBuild.com$61.10
Air King OA10VD 10" Round Galvanized Steel Vertical Outlet Adapter with Back Draft Damper HVAC Support Duct TransitionBuild.com$23.99
Aluminum 8 x 4 Inch 1-Way Air Duct Register Vent Cover for Ceiling and Wall; Modern HVAC Louver Vent Cover; Adjustable No Rust Aluminum Metal Blades; Rubber Seals for Tight Fit and Quiet Air FlowAmazon$18.99
Air Duct Reducer 5" to 4", A-KARCK Round Duct Adapter Galvanized Steel for Inline Ventilation System, Connect Pipe with Duct Fan or Dryer VentAmazon$14.98
Duct Reducter 6 to 4 Air Ducting Reducer Increaser Air Duct Adapter or Round Metal Pipe Reducer for Bathroom Kitchen Ventilation SystemsAmazon$19.49
Duct Splitter, Y Connector Air Vent Duct Hose Exhaust Pipe AdapterBed Bath & Beyond$10.43
Duct Air Temperature SensorWalmart$16.40
Air Duct Screen and Carbon Filter 4 inch; Atomic InnovationsAmazon$28.00
GUIAFUHYE Duct Air Volume Damper,PVC Air Damper Valve HVAC Electric Air Duct Motorized Damper for Ventilation Pipe Valve DC 12V,75mm/2.95InchAmazon$27.06and up
Air Distribution Duct SealWalmart & 1 moreSAVE $22.30
$126.70$149.00
B-Air DDK Duct Drying Kit for B-Air GP-1 Air mover, BlackAmazon$99.99
Maxx Air Flexible Duct, Compatible with Maxx Air 24 in. and 30 in. Drum FansTractor Supply$27.99
Air Vent Duct Connector, for 3.74Inch ID Ducting, Celling Louver, ABS Plastic - WhiteBed Bath & Beyond$15.49
Air Aluminum Ducting 3 Inch 4.92 Feet Non-Insulated Ducting w 2 Clamps - Silver ToneBed Bath & Beyond$8.99
Air Vent Outlet 42mm Heater Duct Vent Outlet 360 Degrees Rotatable Diesel Parking Heater Ducting Warm Air Vent Outlet (1 Set)Amazon$82.41and up
GM Genuine Parts 15713005 Air Cleaner Outlet Duct, BlackAmazon & 1 more$18.17
Ideal-Air Duct Reducer 6 in - 4 in (24/Cs)Amazon$27.19
Air Vent Ducting Piece Round Flat Pipe Outlet Exhaust Connector Compatible with Webasto Eberspaecher Parking Heater Accessory 60MmAmazon$28.35
Vintage Air 318010 Duct Hose (2.5in 10ftPiece)Amazon$19.80
Multi-Purpose Duct Air DuctWalmart$142.99
AIR PRODUCTS & CONTROLS SL-2000-P Duct Smoke Detector, Photoelectric,Zoro.com$16.54
Flexible Aluminum Ducting Air Ducting Heavy-Duty Three Layer Protection for HVAC Ventilation Exhaust Duct Fan Systems 2.4 Inch(60mm)×10 Feet(3m)AmazonSAVE $36.00
$678.99$714.99
AIR PRODUCTS & CONTROLS SL-701 KIT Carbon Monoxide Duct Detector KitZoro.com$30.72
Ideal-Air Silver/Silver Flex Ducting 4 in x 25 ftAmazonSAVE $0.78
$19.32$20.10
Instrument Panel Air Duct Air Temperature SensorWalmart$56.66
Air Ventilator White 4 in. D x 25 ft.Coil Flexible Ducting WhiteThe Home DepotSAVE $8.00
$71.99$79.99
Active Air ACFB8 8 Inch Hydroponics Inline Duct Fans 471 CFM (2 Pack)Bed Bath & Beyond$162.00
Ruck Air Movement 6-In. Prime EVO 421 CFM Mixed Flow Inline Duct FanSylvane$30.00
Old Air Products 32-3 - Dual Underdash Vent/Louver for 2" Duct HoseAmazon$161.00
Ruck Air Movement 6-In. Prime 234 CFM Mixed Flow Inline Duct FanSylvane$16.02
Portable Air Conditioner Hose Portable Ac Window Kit Ac Duct,Air Conditioner Exhaust Hose Coupler Universal Thread Design ABS Square to Round Portable Exhaust Duct Hose AdapterAmazon$71.66
Uonlytech 1 Pc Telescopic Ventilation Duct Automotive Air Duct Hose Flexible Ventilation Hose HVAC Ducting Dryer Exhaust Duct Useful Exhaust Tube Retractable Duct Pipe PVC Sandwich ClothAmazon$8.99
4 inch Dryer Vent Hose 6.5Ft/2M Flexible Clothes Dryer Ducting Air Tube Insulated Aluminum Air Duct Kit with 2 Clamps and TapeAmazon$18.99
TerraBloom 8" Air Duct - 8 FT Long, White Flexible Ducting with 2 Clamps, 4 Layer HVAC Ventilation Air Hose - Great For Grow Tents, Dryer Rooms, House Vent Register LinesAmazonSAVE $0.90
$14.99$15.89
Wadoy Duct Connector Flange 6 Inch 2 Pack ABS Quality Heating Cooling Ventilation System 𝟔 𝐈𝐧𝐜𝐡 𝐃𝐮𝐜𝐭 Air Conditioner Exhaust Hose Flange Wall MountAmazon$27.49
75mm Car Heater Ducting Warm Air Vent Outlet 360 Degrees Rotatable & 3 Way Air Ducting Pipe Y Shape Outlet ConnectorAmazon$799.99
FOGATTI RV Air Conditioner Non-Ducted 13500BTU RV Rooftop Air Conditioner - 115V(AC) including Air Distribution Box, RV AC Unit White InstaCool SeriesAmazon$9.90
8" Inch Air Duct Connector Flange - Straight Collar Plate with Air Tight Seal for Connecting Metal and Flex Ducting to HVAC System Vents and Walls/CeilingsAmazon$14.39
CALIDAKA 76mm Preheater Hose Air Inlet Pipe Air Duct Drain Hose Car Heater Duct Vent Warm Air Outlet for 2000 W or 6000 W Air Heaters Flexible Aluminum Ducting FoilAmazon