Solid Brass Body - R22000-WS is made from a single-piece forged brass body for durability and leak-proof reliability. R22000-WS Universal Rough-In kit with Integrated Diverter, Screwdriver Stops Included Easy Installation - Integrated Diverter Rough in Valve R22000-WS gives you back-to-back installation capability. The pressure balance monitoring valve keeps water temperature within a safe +/-3Degree F (+/-1.6Degree C), helping to protect you from sudden changes in hot or cold water pressure Rough-In - Valve body only - Compatible with R22000-WS trim set. BACK TO BACK installation capability User Guideline for easy installation: - for easy installation. Aftermarket part of Integrated Diverter Rough in Valve, designed to be compatible with trim and cartridges Customer-Focused USA-Based Small Business: We are a dedicated, small business based in the USA. If you encounter any issues, dont hesitate to reach out to our team for friendly, personalized assistance to ensure your experience is smooth and satisfying. Manufactured at state-of-the-art equipment and the latest techniques, this product meets the highest standards of quality and craftsmanship