HVAC Insulated Flexible Duct
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Duct Reducer, PVC Duct Adapter, 8 to 6 Inch PVC Reducer Duct Increaser for Grow Tent HVAC Ventilation System （2PCS）
$30.99
[High Quality Material] The Duct Reducter is made of ABS plastic high strength and flexibility not easy to deform or break, providing a good ventilation effect. [Size] On one side...