The Delta 400-SS-DST-L Stainless Single Handle Kitchen Faucet with Spray uses post-modern styling and simple lines to give this faucet an almost retro feel in the casual kitchen. Practical and hardworking, the Delta 400-SS-DST-L is able to withstand the test of time. Delta"s revolutionary water delivery system combines a durable DIAMOND valve with Innoflex PEX waterways to eliminate water"s contact with potential metal contaminants once water is inside the faucet. Diamonds are the hardest substance known to man, and DIAMOND Seal Technology takes full advantage of this property. Delta"s exclusive DIAMOND Seal Technology uses a valve with a tough diamond coating to bring you a faucet built to last up to 5 million uses - plus it keeps water inside the faucet out of contact with potential metal contaminants. * 1.8 gpm, 6.8 L/min * Matching side spray included * Single handle function provides ease of control * Also available in Chrome * Spout height deck to aerator 4-3/4-inches * Spout total height 6-3/4-inch-inch * Spout length 8-11/16-inch