Vent Systems 4" inch to 3" inch Duct Reducer Adapter Connector Fitting Pipe Increaser Reducer Cone for HVAC, Ventilation Systems, Exhausts and Grow Tents. Metal 100 to 80 mm
$13.99
Description
3.9" inch to 3.1" inch male fit ventilation reducer/increaser..For multiple purposes - ventilation, cooling, heating, fresh air supply, bathroom or kitchen exhaust, grow tents or dryer vent reducer / adapter..Easy Install - Just push-fit straight or flexible duct and fix in place with steel clamp and tighten the screw..Maintains airflow efficiency by creating a connection between two different sized duct openings..Durable Material: Made of Quality Metal and is rust free. Fits perfectly with other Vent Systems HVAC products.
