The Cleveland Faucet Cornerstone 40311VBNGR is a complete wall-mount tub and shower trim kit engineered for residential bathrooms and designed to pair with a pressure-balancing in-wall valve. It features a durable all-metal construction in a brushed nickel finish including a rotating lever handle a metal spout a metal showerhead and a protective metal escutcheon with a gasket. This kit delivers a water-efficient flow rate of 1.75 gallons per minute at 80 PSI through a standard 1/2-inch male threaded inlet connection. It provides safe, consistent performance by preventing sudden temperature changes and is certified to meet major industry standards including UPC, ADA, ASME, CSA, IAPMO, and EPA WaterSense for water conservation and accessibility.