INSTALLATION. Designed to fit 3-hole, 4-16-in. widespread configurations DRAIN ASSEMBLY INCLUDED. A coordinating metal pop-up drain assembly is conveniently included in the box WATERSENSE LABELED. Delta WaterSense labeled bathroom faucets use at least 20% less water than the industry standard—saving you money without compromising performance ADA COMPLIANT. This bathroom sink faucet meets standards set by ADA (Americans with Disabilities Act)