NovelBee 12V 270CFM Electric 4" in-Line Marine Bilge Air Blower with Six Blade Fan Maximize Air Flow and Efficiency

NovelBee 12V 270CFM Electric 4" in-Line Marine Bilge Air Blower with Six Blade Fan Maximize Air Flow and Efficiency

HYDROWE Dryer Vent Hose Flexible 4 Inch 8 Feet PVC Aluminum Foil Ducting Insulated Dryer Vent Hose for HVAC Ventilation with 2 Clamps (4in 8ft)

4" Inch Duct Connector Flange - Plastic Straight Pipe Flange for Heating Cooling - Inlet Outlet Ventilation System - Ducting Coupling Wall Plate - Assembly Joint (100mm)