Forged metal body Back-to-Back installation capabilities Can be tested with air (200 psi) or water (300 psi) without valve using supplied test cap Square plasterguard allows for right angle cuts. Thin wall mounting Includes R10000-UNWS with diverter valve rough-in from 190253A (060852A) For use with MultiChoice™ Universal T13H series with diverter valve for dual showers Handle and flange ships with trim