Expand your outdoor electrical system with this UL Listed, weatherproof, round electrical box. Made from corrosion resistant, diecast aluminum alloy, its durab le powdercoat finish, is designed to withstand the elements, any season, rain or shine. It's easy to install, and comes with an instruction card, closureplugs, ground screw, and cover mounting screws. Greenfield's high-quality, weatherproof electrical products are engineered for success to stand the test oftime and mak e sure the job gets done right the first time. Greenfield Industriesis widely re cognized as the industry's leading USA manufacturer of weatherproof electrical p roducts. That's why people who make a living working in the electrical field kno w and respect the Greenfield name. Greenfield, We Take PrideIn What Others Take For Granted.