3" - 4" Plastic Increaser and Reducer for Dryer Vent

Jones Stephens’ 3” – 4” Plastic Increaser and Reducer for Dryer Vents is ideal for bathroom fan installations and other applications. Designed to make the transition between 3” and 4” diameter ducts, this product is used with standard vent clamps, making installation a snap! The in-line adapter is manufactured in the USA from corrosion resistant material in a one-piece design. Meeting the highest quality standards of Jones Stephens, the 3” – 4” Plastic Increaser and Reducer for Dryer Vents is the best choice for easy installation and reliable and efficient function.