Delta Faucet R10000-UNBX MultiChoice Universal Tub and Shower Valve Body 1 Made in USA Accepts single, dual, or dual thermostatic cartridge Trim (screws and sponges) sold separately and includes appropriate cartridge Back-to-back capability. Three connection types (IPS, PEX and UNIVERSAL) provide connection options for every type of plumbing Brass construction. Valve type-Valve body only. Heat-resistant pressure test cap allows for air or water testing before valve cartridge is installed Allows easy fixture changes without behind-the-wall plumbing alterations Brass