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Kohler Hydrorail-H Shower Column

SKU: 45904-BL

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Product Details

Kohler 45904-BL

HydroRail-H allows you to easily upgrade a standard fixed showerhead to a spa-like showering experience with handshower and slidebar functionality. It's designed to accommodate a wide array of shower configurations without altering in-wall plumbing, making it suitable for both remodels and new construction. This shower column converts your single-outlet showerhead into a custom showering experience, and has a slidebar bracket for easy height and angle adjustments to your handshower.


HydroRail-H allows you to easily upgrade a standard fixed showerhead to a spa-like showering experience with handshower and slidebar functionality. It''''s designed to accommodate a wide array of shower configurations without altering in-wall plumbing, making it suitable for both remodels and new construction. This shower column converts your single-outlet showerhead into a custom showering experience, and has a slidebar bracket for easy height and angle adjustments to your handshower.


  • Finish Matte Black
  • Collection HydroRail
  • UPC 195711030573
  • Online Product ID 12980393
  • Width 3"
  • Height 18"
  • Depth 3"
  • Weight 6.3 lbs.
  • Introduction Date 10/7/2022
  • Made In United States
  • Watersense no
  • ADA yes
  • Material Metal
  • Warranty KOHLER® Faucet Lifetime Limited Warranty
  • CEC Exempt
  • Shipping L:4.81"x W:32.5"x H:3.81" 6.3 lbs.

Additional information

  • Designed for new installations or retrofit to replace an existing installed shower arm
  • For use with temperature/volume control mixing valve (mixing valve sold separately)
  • For use with Kohler handshowers and shower hoses
  • Premium metal construction for durability and reliability
  • KOHLER finishes resist corrosion and tarnishing
  • Wall-mount
  • Installs in less than 60 minutes without changes to in-wall plumbing (subject to condition of existing installation)
  • For use in bath/shower and shower only installations

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