Four inch square, drawn metal box, suitable for use in 2 hrs fire rated walls. Conduit wiring system. Twelve 1/2 in conduit knockouts (sides). Five 1/2 in conduit knockouts (bottom). 2-1/8 in D, 30.3 cu-in. UL listed.
Manufacturer: RACO Model Number: 680 UPC: 050169006801
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