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Gas Feed Systems

Chlorine gas has been the predominant chemical for the disinfection of water since our founders Charles F. Wallace and Martin F. Tiernan installed the first chlorinator in New York over 100 years ago. Using a remote vacuum-operated gas feeder, a chlorine solution is prepared on-site by dosing the chlorine gas into the process water. Benefits of the system include: the most economic disinfectant available supplied as gaseous or liquid chlorine supplied in cylinders or ton containers, safe all-vacuum dosing operation using accurate and reliable V-Notch™ flow control technology, manual and automatic dosing control options, automatic detection and shut-down in the event of accidental gas release, and complete design and system supply of all gas feed and handling equipment and safety management accessories.

Gas Feed Systems

  • Gas Feed V10K™ Vacuum System

    Efficient, low-capacity differentially regulated gas feeder with a standardized, flexible design for dosing up to 15 kg/hr
  • Gas Feed V-2000™ Chlorinator

    Remote vacuum solution covering medium to high capacity applications with differentially regulated gas feeder and floor or wall mounted options for versatility
  • Gas Feed 60-225 Ammoniator

    Control device for accurate metering of gaseous ammonia feed directly into water under positive pressure.
    Discontinued product
  • Gas Pressure Reducing Valve Series 50-165

    The Gas Pressure Reducing Valve is an independent, heavy-duty, spring loaded diaphragm valve, providing an automatically regulated output and a positive manual...
  • Series 50-200 Evaporator

    The Wallace and Tiernan® Evaporator Series 50-200 is an electrically heated, immersed tank-type heat exchanger. It is necessary wherever the required rate...
  • Vacuum Type Remote Switchover

    Remote vacuum switchover unit which ensures uninterrupted chlorine dosing by delivering a continuous supply
    Discontinued product
  • Injectors

    Injectors are key elements of any gas feed system that operates under vacuum. Evoqua Water Technologies offers two types of injectors - fixed throat type...

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