ROOK Single-Handle Lavatory Faucet 1.5 GPM Combining a contemporary, masculine edge with nods to early-1900s traditionalism, the Rook™ Bath Collection is an arresting, modern interpretation of a stately aesthetic. Features: Spout features hidden water-efficient, laminar flow aerator 1-hole installation Accommodates up to 2 1/2" deck thickness Ceramic cartridge Metal pop-up included 1.2 gpm models available using an ECO suffix. See current Price Book for ordering details. Technical specifications, installation and design files are comprehensive for all flow rates. Spout Reach 6-3/8" Total Height 4" Maximum Flow Rate 1.5 gpm @ 60 psi, 5.7 L/min @ 414 kPa Holes For Installation Single hole installation