Photo 1 of Vent Systems 12" Inch to 10" Inch Duct Reducer Adapter Connector Fitting Pipe Increaser Reducer Cone for HVAC Ventilation Systems, Exhausts and Grow Tents. (Galvanized Steel, 315 to 250 mm)

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Photo 1 of Vent Systems 12" Inch to 10" Inch Duct Reducer Adapter Connector Fitting Pipe Increaser Reducer Cone for HVAC Ventilation Systems, Exhausts and Grow Tents. (Galvanized Steel, 315 to 250 mm)Photo 2 of Vent Systems 12" Inch to 10" Inch Duct Reducer Adapter Connector Fitting Pipe Increaser Reducer Cone for HVAC Ventilation Systems, Exhausts and Grow Tents. (Galvanized Steel, 315 to 250 mm)