This rough-in kit may be installed prior to choosing the specific trim and finish. Allows for construction or a renovation project to proceed without delays when narrowing down a design style. Trim kit is sold separately and is required to complete the unit. Save time, effort, and money on future renovation updates because there’s no need to alter plumbing behind the wall. DELTA® Tub and Shower Rough-In Valve Body, Universal, 1/2 in PEX Crimp Inlet Connection, 1/2 in PEX Crimp Outlet, For Use With: MultiChoice® Universal Single or Dual Function Trim, Thin Wall Mount, Forged Brass Body, 4 in W x 4 in H