The BES Series of non-metallic box extenders adds 5/8 in. of height and 5.3 cu in. to 10.5 cu in. of volume to an existing electrical box. BES2C couplers add an additional gang and 3.5 cu. in. of volume. Using standard or mid-size wall plates, the extenders are paintable as well as UL- and CSA-listed. For multiple gangs, users can snap together BES2 and BES2C couplers.

Arlington Industries

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