Pro Vent bathroom fan and utility wall vent kit. Complete kit for through-the-wall vent installation. Ideal for use with either a 3″ or 4″ fan outlet. Kit includes: (1) 4″ white Pro Vent louvered vent hood (paintable), with an 11″ metal tailpiece, (1) 4″ x 5′ white flexible vinyl duct, 2 plastic clamps, and 1-piece of 1″ thick adapter foam for 3″ to 4″ installations. Not recommended for dryer use. Retail box.