Delta Faucet Essa Single-Handle Kitchen Sink Faucet with Pull Down Sprayer and Magnetic Docking Spray Head, Chrome 9113-DST LASTS 2X LONGER. Patented DIAMOND Seal Technology reduces leak points and lasts twice as long as the industry standardensuring leak-free operation for the life of the kitchen faucet (Industry standard is based on ASME A112.18.1 of 500,000 cycles) MAGNETIC DOCKING. MagnaTite Docking uses a powerful magnet to snap your kitchen sprayer into place so it stays docked and doesnt droop over time like other kitchen faucets EASY INSTALLATION. Designed to fit single-hole or 3-hole, 8-in. configurations. Everything you need is together in one box, including an optional deck plate for 3-hole installation and InnoFlex PEX supply lines that are integrated into the faucet for one less leak point EASY TO CLEAN. Delta kitchen faucets with Touch-Clean spray holes allow you to quickly and easily wipe away calcium and lime build-up with a touch of a finger, so no need to soak or use chemical cleaners.Valve Type: Euromotion DIAMOND Valve LIFETIME LIMITED WARRANTY. You can install with confidence, knowing this kitchen faucet is backed by Delta Faucet's Lifetime Limited Warranty