Amazon.com: Vent Systems 4" Metal Tee Cap. Galvanized Steel End Cap. Dryer Vent Cover. Dryer Duct End Cap. 4In Steel End Cap. Steel Plug 4Inch. Round Metal Duct Fitting. Reusable. 100mm :
Amazon.com: Vent Systems 4" Metal Tee Cap with Handle. Galvanized Steel End Cap. Dryer Vent Cover. Dryer Duct End Cap. 4In Steel End Cap. Steel Plug 4 Inch. Round Metal Duct Fitting. :