Bomar Molded Portlight. Made with corrosion proof materials. The spigot is angled to drain easily, and the stainless steel hardware is "pacified and electro-polised" to protect against salt water corrosion. Opening: 7"x17" Cutout: 8-1/2"x18-17/16" Flange: 10-11/16"x20-5/8" Color: Black Complete with trim ring and screen.