Water Sense certification promotes water conservation DIAMOND Seal Technology features a valve embedded with diamonds to ensure like-new operation for the life of the faucet Includes matching finish drain assembly - Meets standards set by Americans with Disabilities Act (ADA) 1. 50 gpm at 60 psi, 5. 7 L/min at 414 kPa 3-hole 4 in. installation - Rigid spout