4/6 inch Aluminum Foil Air Duct Flexible Ducting with 2 Clamps HVAC Ventilation Air Hose
Novaflex U-Lok 1000 Ultra High Temperature Ducting Hose - John M. Ellsworth Co. Inc.
4" Inch Flexible Aluminum Ducting Hose Insulated R-8.0 Air Duct Pipe for for Heavy Duty HVAC & Exhaust Ductwork Insulation - 25' Feet Long - Amazon.com
1-DFD-T-25 Flexaust #DFDT100025 DFD-T (DFDT) 1 inch Air Duct Hose - 25 — HoseWarehouse
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
MC KAPTON - Chemical Fume Flex Duct - Dust Fume Mist
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
4 Way Ducting Pipe / Hose Connector Galvanised Steel T Piece Cross Duct Coupling | eBay