LASTS 2X LONGER: DIAMOND Seal Technology uses a patented design to reduce leak points and last twice as long as the industry standard (Industry standard is based on ASME A112.18.1 of 500,000 cycles) REDUCE LEAKS: DIAMOND Valve, a diamond-embedded ceramic disc, requires no lubrication and eliminates wear on seals, so you can rest assured that this faucet for bathroom sink will perform like new for life RESISTS WATER SPOTS: Delta Lumicoat finishes easily wipe clean, repel liquids, and are guaranteed to resist mineral buildup and hard water stains EASY DIY INSTALLATION: This brushed nickel single hole bathroom faucet is designed to fit 1 hole sink configurations. The mid height faucet can be paired with an undermount or vessel sink LIFETIME LIMITED WARRANTY: You can install with confidence, knowing this Delta bathroom sink faucet is backed by Delta Faucet's Lifetime Limited Warranty