ROUGH SOLD SEPARATELY: Trim kit only, purchase recommended rough-in valve model R11000 separately to complete the unit 6-FUNCTION DIVERTER: The single-handle design offers 3 individual positions and 3 shared position 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