Water Columns

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Clark Reliance is the global leader in boiler instrumentation for the power generation and steam producing industries. We offer the most comprehensive line of products in the industry covering direct and indirect (remote) indicators, water columns, magnetic level gauges, float and probe switches and control systems.


  • Water Columns
    • Water columns are available in cast iron and steel.
    • Suitable for over 200 bar applications.
    • Serves one of three purposes:
      • Can be fitted with conductivity probes
      • Can be fitted with float probes
      • Can be used to support level gauges


    Bulletin AB1.1C
    Bulletin AB2.1B