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Water Safety & Flow Control

OneFlow® Anti-Scale Systems from Watts

Property owners, building managers, and facility engineers fight scale with this improved environmentally-friendly scale prevention solution with next to zero maintenance required. Watts' OneFlow® Anti-Scale Systems prevents scale by converting dissolved hardness minerals into powerless and idle microscopic crystal particles that travel through your plumbing systems without attaching themselves to pipes, fixtures, valves or any other heating elements. Backed up with years of successful field applications, OneFlow® is scientifically tested and certified for excellent performance.


  • Eradicates scale prevention salt and/or chemicals
  • Lowers de-scaling chemical costs
  • Decreases downtime and labor price
  • Enhances operational efficiencies
  • Extends lifespan for your critical equipment
  • Reverses any current scale issues
  • Improves flow rates with upflow design


  • Almost zero maintenance
  • No need for salt or chemicals
  • Environmentally-friendly and efficient "green" technology
  • Zero backwashing and no discharge
  • Persistent and reliable scale control performance
  • Variety of commercial applications
  • Longlasting media needs no regeneration
  • Immediate ROI with energy savings

OneFlow® Solutions

OneFlow® models are available in cartridge and tank style units for commercial applications on both cold and hot water lines. Available in sizes to 2 in. (15 to 50mm) and for flow rates between 0.5 to 450 gpm (1.9 to 1703 lpm). web site

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