KOHLER K-22171 Memoirs Stately Wall-mount supply elbow with check valveThe refined Memoirs Stately collection draws its inspiration from traditional furniture and architectural elements. This Memoirs wall supply elbow allows your handshower hose to be connected nearly flush to the wall, and includes an integrated check valve to prevent backflow. It features brass construction that will remain sturdy for years to come. For use with a handshower and hose (sold separately) Includes check valve for backflow prevention