LASTS 2X LONGER: Patented DIAMOND Seal Technology reduces leak points and lasts twice as long as the industry standard—ensuring leak-free operation for the life of the kitchen sink faucet INTEGRATED SUPPLY LINES: InnoFlex PEX supply lines are integrated into the bathroom sink faucet for one less potential 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 EASY INSTALLATION. Designed to fit single-hole or 3-hole, 8-in. configurations. For 3-hole installation, purchase deck plate RP37490 separately LIFETIME LIMITED WARRANTY: You can install with confidence, knowing this kitchen faucet is backed by Delta Faucet's Lifetime Limited Warranty