Appleton™ and O-Z/Gedney™ one- and two-- gang metallic weatherproof outlet boxes, extension and covers are designed for branch circuit wiring in wet, damp or dry locations. They may be used as a junction box or a device box for switches, receptacles, GFCIs, etc. The continuous, seamless diecast construction prevents entry of dirt, dust and moisture. A polyester powder coating provides weatherproof durability. Continuous box and cover compression ensure complete sealing at gasket interface to prevent moisture entry.