Ring, Steel, Floor Box Type

Flat sides provide excellent contact for locknuts; External ears are used to nail the ring to the wood form; Top cover is removable for before-pour work; Ears on inside of box are for fixtures; Waxed fixture ears prevent concrete from interfering with the threads; A variety of covers are available; Cover plate must be orered separately with all RACO® concrete rings; Back plate with 3/8 in. threaded fixture stud included (Raco 891); Slots provided for Raco 918 bars (sold separately); 43.0 cu. in. capacity; Not designed for ceiling fan support, the maximum support load for a static fixture is 50 lbs