Mop sink,flush-with-floor (recessed into floor),21-3/8"W x 24"D x 10" deep bowl,with 16-1/2" tall rear & right side splashes (above floor),with removable stainless steel subway grating,allows mop buckets to roll over sink at floor level,removable stainless steel strainer basket,4" O.D. waste pipe 3" tall