vivosun 4'' flexible aluminum duct, 25 ft long heavy-duty multi-layer air hose for hvac ventilation, dryer vent hose for grow tents and duct fan systems, 2 clamps included is up for auction in Home & Kitchen. The current bid is $1.00, 95% below the $21.99 MSRP, in Good Condition. Bid on this item at our Rogers - N Dixieland Rd. location before the auction closes.