Electrical Box, 18.5 cu in, Ceiling Box Type, Brass, Round Shape

Cast iron, water tight boxes are non-adjustable.; Gray powder coat paint inside and out for additional corrosion resistance.; 1/2" and 3/4" threaded conduit openings are standard; all bottom openings are accessible.; If floor covering is used, discard included brass flush ring and replace with RACO® 6230 or 6235 brass carpet flange.; RACO® 6223 - for use with any RACO 3-7/8" dia brass cover (6249, 6284, 6285, 6287). Cover must be ordered seperately, brass tile flange included.; Use where minimum concrete pour depth is 4 in; 54.0 cu. in. capacity; Height adjustment up to 1-1/4 in. before pour; Brass tile flange included