Turn your bath into a shower with this transfer check valve. Install the valve to add a bath-mounted handshower for a luxurious, personalized water experience. Brass construction. Bath-mount or deck-mount installation options. Integral dual check valves for backflow prevention. Two- or three-way configuration options. For use with KOHLER┬¼┬¿ΓêÜ├£ non-diverter bath spouts.