Dryer Vent Kit with Hose/Duct Connector/Wall Plate Click HERE for more information! Universal dryer vent kit : The Flexible Dryer Vent Wall Ducting Kit compatible with Broan-Nutone Ventilation Fan, and other universal 4” diameter vent opening, easy installation with 3" to 4" foam adapter. Louvered vent cover with ease for maximum exhaust flow to exhaust hot air from the clothes dryer vent and bathroom fan venting.