ROUGH INCLUDED: The Delta MultiChoice Universal Shower Valve (included) is compatible with most Delta shower trim kits, so you can switch out or upgrade your shower fixture without tearing out expensive tile or altering the plumbing behind the wall 3X COVERAGE: Delta H2Okinetic Spray provides 3X more coverage than a standard shower head (coverage measured in accordance with EPA WaterSense Specification for shower heads, March 4, 2010) 5 POWERFUL SPRAY OPTIONS: Shower head spray settings include H2Okinetic PowerDrench spray, full body spray, full body spray with massage, massaging spray, pause PROTECTION FROM SUDDEN TEMPERATURE CHANGES: The Monitor Pressure-Balanced Valve Cartridge (included) ensures a consistent shower temperature, so no sudden temperature changes from toilet flushing or running appliances CORROSION-RESISTANT FINISH: Our finishes are intentionally engineered for durability and tested for corrosion resistance to at least 2 times industry standards You can install with confidence, knowing all Delta shower fixtures are backed by Delta Faucet's Lifetime Limited Warranty