Kohler, HydroRail Series Arch Bath/Shower Column - K-45209-CP

Sold by Mirror Mirror



HydroRail-R allows you to easily upgrade a standard shower to a spa-like showering experience with luxurious overhead rain and handshower functionality. It’s designed to accommodate a wide array of bath/shower configurations without altering in-wall plumbing, making it suitable for both remodels and new construction. This bath/shower column converts your single-outlet showerhead into a two-outlet custom showering experience, and has a slidebar bracket for easy height and angle adjustments to your handshower. For smooth toggling between handshower and rainhead functions, this column features a diverter conveniently located at the base.



Column lets you customize your shower with a rainhead and handshower.

For use in bath and shower installations with arched showerarm for increased rainhead clearance.

Patent-pending technology allows for an easy bath/shower installation.

Slidebar bracket allows you to adjust height and angle of handshower.

Diverter at the base of the column makes for easy toggling between handshower and rainhead.

Includes column/slidebar and handshower bracket.

Rainhead, handshower and shower hose are sold separately to allow for customized decor.

Developed and optimized for use with KOHLER handshowers and KOHLER Katalyst™ rainheads K-13688, K-13689, K-13692, and K-13695 (sold separately).


Premium metal construction.

KOHLER finishes resist corrosion and tarnishing.



Installs in less than 60 minutes without changes to in-wall plumbing (subject to condition of existing installation).

May require additional service parts based on installation type (see installation guide or specification sheet for details).