K5 -  Do you have an Autotrol 155 or 255 and need parts? The 155 is no longer manufactured and parts are becoming more difficult to find. Now you can easily upgrade your Autotrol 155 (1550-tc)  valve upper body to a 255. If you need to rebuild your 255 valve, the k 5 offers an easy and affordable solution. No plumbing or electrical required. Just remove the red locking bar and the screw and replace your old valve body with the K-5. Includes everything above the tank adapter assembly. This kit will turn your old 155 valve into a newer style 255 or bring your 255 valve back to "like new" condition! 

   K-5 Upgrade Kit Includes:

  • Valve body

  • Complete 440i Timer Control  click for image

  • Flapper Valves

  •  Dust Cover

  • Injector

  •  Screens

  •  Brine Control Assembly

  •  New Tank Adapter O-Ring Kit

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Autotrol K-5