LIFETIME LIMITED WARRANTY: You can install with confidence, knowing this bathroom faucet is backed by Delta Faucet's Lifetime Limited Warranty. Drain type: Metal push pop-up. ADA COMPLIANT: This bathroom sink faucet meets standards set by ADA (Americans with Disabilities Act). WATERSENSE LABELED: Delta WaterSense labeled bathroom faucets use at least 20% less water than the industry standard—saving you money without compromising performance. DRAIN ASSEMBLY INCLUDED: A coordinating metal pop-up drain assembly is conveniently included in the box. INSTALLATION: Designed to fit 3-hole, 6-16-in. widespread configurations.