The unique, cascading feature of the Vigo Waterfall Bathroom Vessel Faucet instantly creates a spa-like atmosphere in your bathroom. The clear, tempered glass disk creates a waterfall effect on the single lever faucet, while the base is constructed from durable, solid brass and finished in a clean brushed nickel. All Product Details 1.2 gpm flow rate Includes solid tempered glass waterfall disk Single-hole installation Single lever water and temperature control Water pressure tested for industry standard Sedal ceramic disc cartridge, tested for 500,000 uses Nozzle resists mineral buildup and is easy to clean All mounting hardware and hot/cold waterlines included Solid brass construction with brushed nickel finish Vigo finishes resist corrosion and tarnishing, exceeding industry durability standards Measurements Disk height: 7 1/4" Disk reach: 6 1/8" Overall height: 11 1/2" Overall diameter: 7 1/8" Standard US plumbing 3/8" connections Standard 1 3/8" diameter opening Certifications & Warranty cUPC, NSF-61, AB1953 and WaterSense certified by IAPMO, ADA compliant All Vigo Bathroom Faucets have a Limited Lifetime Warranty