Ice & Water Unit, drop-in, single service, 21” x 18” overall (ice bin 9-3/8” x 13.5” x 12”), 1″ diameter drain, stainless steel sliding removable cover, includes filler faucet, drip pan drain 1″ dia., water cold 1/2″ I.P.S., cut out size 20-5/8″ x 15-1/4″, 23-lb ice capacity, NSF