Pfister Catalina 1-Handle Tub & Shower Trim, Brushed Nickel Meets ADA/ANSI A117.1 requirements, ensuring accessibility to all disabled persons Pforever Sealadvanced ceramic disc valve technology with a never leak guarantee Invigorating and pulsating spray applies direct pressure to help relieve tension Rain spray provides more coverage and a soft, even flow for a relaxing shower experience Trim only. Valve required to complete installation.