About this item 【Main Function】Our 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 Installation】Our 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 Included】10 pcs * 1 Gang extending electrical boxes and 20 pcs * screws. They can be combined to make 100 sets of 1-gang box extender. Overview Material: Polyamide Brand: GIB cleaningtool Color: White -10 Style: Classic Finish Type: Painted
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