Allura Pressure Balance Single-Handle 3-Spray Tub and Shower Faucet in Satin Nickel (Valve Included)The Symmons Allura Collection offers shapely lines complemented by a comfortable design. Its cozy look and feel makes it a natural fit with most bathroom interiors. A piston style pressure balancing valve equalizes the hot and cold water pressure as other demands are made on the plumbing system, so you can enjoy a comfortable shower while someone else is washing dishes. California residents see Prop 65 WARNINGS Single handle design for quick and easy