Industry Description
Ceiling Box extender. for setback ceiling boxes. Fits 3-1/2 and 4" round octagul boxes. Extends box up to 1-1/2 and has 2 hour fire rating.
Modified Industry Description
OCTAGON EXTENSION
AD Description
Arlington BE1R Box Extender, 1 Gang, 4.85 in L x 4.35 in W x 1-1/2 in D, Plastic
Vendor Description
Arlington non-conductive box extenders extend set back metal or non-metallic electrical boxes up to 1-1/2 in, the easy way. They work with any 1-gang device and most steel and non-metallic outlet boxes and provide a level, fully supported wiring device that's flush with the wall surface. In steel boxes they prevent arcing and shorting by creating a barrier between the box and device screws.