GIB 20 PCS BE1-2 1-Gang Electrical Outlet Box Extenders with 40 PCS Screws

Main FunctionOur electrical box extender for portable electrical boxes and 4-inch square electrical boxes with gypsum rings is used to extend electrical boxes up to 1-1/2 inches. Self-leveling support for outlets, switches, GFCIs, receptacles, and other standard equipment. | Durable Material Our outlet box extenders are made of high temperature resistant 94VO rated flame retardant PA material, good flame retardant, reliable and long-lasting, finely processed. | Safe InstallationOur electrical outlet box extender ensures a safe and reliable installation, and once installed, the non-metallic sidewalls completely enclose the unit, creating an insulating barrier. | Features Continuous, smooth, non-metallic side walls enclose devices completely creating an insulating barrier between the device and the metal box. | Package Included20 pcs * 1 Gang extending electrical boxes and 40 pcs * screws. They can be combined to make 20 sets of 1-gang box extender.