ROUGH SOLD SEPARATELY: Valve trim kit only, purchase Delta's MultiChoice Universal Shower Valve separately to complete the unit (recommended rough-in valve model R10000-UN) DUAL-FUNCTION HANDLE: The dual-function shower handle allows you to adjust the water temperature and volume separately for maximum control PROTECTION FROM SUDDEN TEMPERATURE CHANGES: The Monitor Pressure-Balanced Valve Cartridge (included) ensures a consistent shower temperature by balancing the pressure of both hot and cold water CORROSION-RESISTANT FINISH: Our Brilliance finishes are intentionally engineered for durability and tested for corrosion resistance to at least 2 times industry standards TESTED AND CERTIFIED: All Delta shower fixture finishes are third-party certified and vigorously tested under extreme conditions to ensure years of dependable use without cracking, peeling, chipping, blistering or changing color over time LIFETIME LIMITED WARRANTY: You can install with confidence, knowing all Delta shower fixtures are backed by our warranty