TerraBloom 8" Air Duct - 8 FT Long, Black Flexible Ducting with 2 Clamps, 4 Layer HVAC Ventilation Air Hose - Great For Grow Tents, Dryer Rooms, House Vent Register Lines - Amazon.com
CAT, 3' ID Neoprene Black Duct Hose (10ft) – TMI Racing Products, LLC
1-DFD-T-25 Flexaust #DFDT100025 DFD-T (DFDT) 1 inch Air Duct Hose - 25 — HoseWarehouse
Rubber-Cal PVC Flexduct 1 in. D x 12 ft. Coil Flexible Ducting Blue 01-203-1-12 - The Home Depot
4 Way Ducting Pipe / Hose Connector Galvanised Steel T Piece Cross Duct Coupling | eBay
Large Diameter Polyurethane Clear Reinforced Flexible Ducting Hose - China PU Air Ducting and PU Air Duct price | Made-in-China.com
4 in Hose Inside Dia., 25 ft Hose Lg, Industrial Ducting Hose - 3WB28|0658-0400-0001 - Grainger
Amazon.com: 4 Inch Noise Reducer Hose, HG POWER 4 Feet Long PVC Duct Silencer Flexible Ducting for Inline Duct Fan, Grow Tents, Dryer, Kitchen Hood, Black : Industrial & Scientific
TerraBloom 8 Inch Aluminum Flex Duct - 8 FT Long, Flexible Ducting with 2 Clamps, 3 Layer HVAC Ventilation Air Hose - Great for Dryer, Grow Tent, Green Houses, Household HVAC Venting - Amazon.com
MC KAPTON - Chemical Fume Flex Duct - Dust Fume Mist
Novaflex U-Lok 1000 Ultra High Temperature Ducting Hose - John M. Ellsworth Co. Inc.
Rubber-Cal PVC Flexduct 2-in x 144-in PVC Flexible Duct in the Flexible Duct department at Lowes.com
Hydro Crunch 10 in. x 25 ft. Non-Insulated Flexible Aluminum Ducting with Duct Clamps D940004100 - The Home Depot
Spiral Pipe (6″-24″) – Air Handling Systems
iPower Flexible 6 Inch 25 Feet Aluminum Ducting 4 Layer Protection Dryer Vent Hose for HVAC Heating Cooling Ventilation and Exhaust, 2 Clamps Included, PVC 6 in 25ft, Black - Walmart.com