Model E100CG is an excluder with one way door and door stop designed for raccoons, skunks, opossums, cats and similar size animals. It features a door stop panel to prevent animals from pulling the door open from the outside and entering. Tomahawk excluders are designed to let animals remove themselves from unwanted areas. Excluders have mounting wings which allow them to be attached directly over the animals den opening. The one way door lets animals exit and prevents them from entering. This excluder measures 20L x 10W x 10H" and is designed to fit over 10 x 10" or smaller openings. It is constructed of heavy duty 1" x 1" - 14 gauge wire mesh.