Arlington Round Box Extender – Compatible with 3.5-Inch and 4-Inch Ceiling Boxes

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.

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Quality Round Box Extender – Fits 3-1/2″ & 4″ Ceiling Boxes – Arlington for your collection.