Empire Brass U-YCH77 Faucet, 4&rdquo; 4" center with non-metallic construction Quarter turn washer less cartridge with durable non-metallic underbody that complies with California's ABI1953 no lead law Faucet aerator has a 1.5 gallon per minute flow rate to ensure water conservation Smooth flow control with ADA compliant teapot handles 3 year limited warranty