Intermatic WP3100C Weatherproof Receptacle Cover Flexi-Guard, Weatherproof Receptacle Cover Mounts Vertical Or Horizontal 2" Standard Depth Includes 3 Patented Inserts Clear Single gang NEMA 3R receptacle cover Compliance with 2008 NEC Article 406.8 (B) (1) Compliance with 1999 NEC Article 410-57(b) and NEC Article 210-60(b) Designed to mount vertically or horizontally Patented insert design