Metal While In-Use Weatherproof Covers 2 Gang Gray - Our Multi Device Metal While In Use Electrical Cover is easy to install and Meets National Electric Code Requirements for Receptacle Covers in Outdoor or Wet Locations .Metal While-In-Use Weatherproof Covers 2 Gang Gray features include: Metal WeatherProof While In Use - Multi Purpose Electrical In Use Cover Complies with NEC 2005 406.8 (B)(1) for receptacles in damp or wet locations 2011 NEC 406.9(B)(1) Extra Duty Standard Complies with 2011 NEC 406.9(B)(1) Extra Duty Standard 2 Gang - 31 Device Configurations Quick Fit Install in Seconds Maximum Impact Resistance Maximum Versatility, Easily Configured Heavy Duty Die Cast Aluminum Construction 2 Gang Patented Cover Adjustable from 3-1/2" Depth to 4-1/2" Depth If Extra Clearance is Required Heavy Duty Hidden Hinge - 40lb Rating Lockable Latching Tab secures cover to Prevent Accidental Disconnects Pre-Installed Gasket Easy-To-Assemble Building Block Style adapter provides flexibility and eliminates damage Snap-In device adapter require no tools to install Ground screw included NEMA 3R Rated cULus 514D Listed; NEMA FB-1; Federal Spec. A-A-50563 Order Qty of 1 = 1 Piece Below is more info on our Metal While-In-Use Weatherproof Covers 2 Gang Gray