Attractive cover for deck drains or ventilation. Works on fiberglass or carpeted surfaces and is great for deck drainage, but also mounts as a vent for compartments and pontoon furniture.
The item has a 5-5/8" overall diameter. Mounts with 4 screws in a 4" diameter hole. Designed with a flange molded into part to fit into hole so that cut or raw edges are hidden by floor drain for a more efficient, attractive installation.