TS Series Extra Capacity Underbar Sink Unit, one compartment, 18"W x 18-9/16"D, 4" or 6"H backsplash, 16-1/4" wide x 16" front-to-back x 15" deep compartment, 4" OC splash mount faucet holes (TS) or 4" OC deck mount faucet holes (TSF), apron on front & sides, sound-deadened underside, includes (1) 1-1/2" drain & (1) 12" standpipe, stainless steel construction, stainless steel legs with adjustable thermoplastic feet (replaces TS181CA)