416 255 7878

Clark Reliance Water Columns

All Clark-Reliance water columns and components are designed and manufactured in total compliance with ASME Boiler Code provisions. Of special importance, all steel water columns are welded according to specific ASME code provisions and procedures, Water columns and components such as gauges and valves are hydrostatically tested to 150% of design pressure. Today, Clark-Reliance continues as the foremost name in water column technology and manufacture. Current, advanced products are modern-day versions of columns and trim pioneered by the Reliance Gauge Column Co., America’s oldest and most respected exclusive boiler trim manufacturer.


  • Float & Probe Type Water Columns
  • Float type water column models are individually rated at pressures from 0 to 900 PSI. the more versatile probes can actuate alarms or other controls.
  • Cast Iron Water Columns
  • From 0 to 250 PSI
  • Steel Water Columns
  • Ten models with probes serving ranges to 3000 PSI
  • Water Column Safety Systems
  • Water Column and Controls General Info
  • Retropak PC Water Column Conversion Kit
  • Water Column conversion from float to probe
  • Automatic Boiler Level Controls
  • Water Column controls for Low Pressure Boilers
  • Gage Cocks (TRYCOCKS)
  • Try (Gage) Cocks
  • Bronze & Steel Water Gage Valves
  • Bronze Valves ( 5 models) Steel Valves (18 models) for all your service needs

Clark Reliance water column Brochure Brochure Clark Reliance water column BrochureWater Column selection chart Brochure Water Column selection chart

View Our Products Section Today. Call Us for Any Inquiry


Our Manufacturers

Siemens Rentech Boiler Systems Inc. Gardner Denver Elmo Rietschle Universal Gardner Denver Hoffman & Lamson Newterra Tranter CMS Heat Transfer Division Inc. Henry Technologies Canada Swep Hering AG Clark Reliance Quality Gauge and Valve Zeeco CPE (Chemical Plant & Engineering) Poynton Valves Posi-Flate Butterfly Valves Edward Valves M.A. Stewart and Sons Nibco Unitorq North Port Valves Hills McCanna Damper Technology Ltd Baronshire SIgma Thermal

Please, enter a valid value