The T & S Brass Easy install pre-rinse unit is a chrome plated brass faucet. This will include an 18 in. riser, 44 in. flexible stainless steel hose and a 1.42 GPM spray valve. This unit is equipped with compression spring check cartridges to prevent crossflow of water.8 in. wall mounted pre-rinse unit18 in. riser with EZ-Install adapters44 in. flexible stainless steel hose1.42 GPM spray valveHeavy duty commercial. California’s Proposition 65 requires that California consumers receive warnings about any products which contain chemicals known to the State of California to cause cancer or birth defects or other reproductive harm. The State of California requires the following notice: This product can expose you to chemicals including Lead, Chromium hexavalent compounds and Phthalates DEHP