As part of a company that delivers water every day through millions of faucets worldwide, Delta provides a lifetime limited warranty on all parts to the original consumer. Delta is committed to providing you the best experience with water. Another way that Delta is more than just a faucet. 1-5/8-inch diameter brass cap 2-1/8-inch long brass cap 5/8-inch dishwasher inlet 7/8-inch outlet Prevents backflow Deck mount only Arctic Stainless