Premium Quality – Here is our new White 4 inch Duct Plastic Connector Flange for heating & cooling ventilation systems. Used to connect your duct hose to an output port. Our dryer to duct connector can be applied to homes, cellars, garages, offices & more. Tough & Durable – Our 4in Flange Connector has been made from ABS Plastic. This is a premium quality material known to be tough & resistant to extreme temperatures too. Our dryer duct to wall connector will last you a lifetime. Wide Application – Our Duct Flange to Wall Dryer Vent is perfectly suited for ducting your tumble dryer, bathroom or kitchen extractor fan & many other indoor/outdoor ventilation systems. Quick Installation – Our 4in Duct Collar has pre-bored mounting holes for a quick & easy installation. Mount our 4in wall vent to any surface with 4 x M3/M3.5 screws, then slide duct hose over dryer vent wall connector to clamp in place. (Screws are not included) Secure Fit – Through using our Plastic Flanges, you can expect an air-tight seal to prevent any cold or hot air entering your home, resulting in lower energy costs. We truly believe our 4 inch Duct Connector is the best in the marketplace and we stand by that. If you do not feel connected to our Duct Wall Connector, we’ll FULLY REFUND YOU. So, click “Add to Cart” now and buy with confidence.