Amazon.com: HG POWER 3 Inch Dryer Vent Hose, 16 Feet Long Flexible PVC Hose, Three Layer Noise Reducer Hose Aluminum Ducting for Heating Cooling Ventilation AC Exhaust Black : Appliances
6 inch Black Flex Hose | Republic Manufacturing
TerraBloom Flexible 6 Inch Ducting - Black 8 Feet Durable Aluminum Duct with 2 Clamps – 4 Layer HVAC Ventilation Air Hose - Great For Grow Tents, Dryer Rooms, House Vent Register Lines - Amazon.com
TerraBloom Flexible 6 Inch Ducting - Black 8 Feet Durable Aluminum Duct with 2 Clamps – 4 Layer HVAC Ventilation Air Hose - Great For Grow Tents, Dryer Rooms, House Vent Register Lines - Amazon.com
Rubber-Cal PVC Flexduct 6-in x 144-in Vinyl Flexible Duct in the Flexible Duct department at Lowes.com
6 inch Cast Iron/Plastic to 6 inch Cast Iron/Plastic Flexible Coupling | Buy Flexible Couplings & More at Southern Pipe & Supply