Glycol Makeup Unit


  • Standard units with 55 or 100 gallon tanks
  • Relief valve adjustable between 50-125 psi
  • Steep pump curve allows for pressure settings up to 100 psi
  • Adjustable pressure switch with 30-150 psi set point range, 5-30 psi dead band and visible range scale
  • Union ball valves allow for easy maintenance, installation and service
  • Strainer with stainless steel mesh screen keeps debris from entering system
  • 120V/1Φ power with standard three prong plug eliminates the need for an electrical contractor
  • Low level switch protects against pump dry run (NC/NO dry contacts provided for remote monitoring)

TIGERFLOW Glycol Make-up Unit provides pressurized solution to the following systems:

  • Closed loop heating systems
  • Chilled water systems
  • Process systems


  • PLC contols for data centers
  • Duplex configuration
  • 3Φ input power
  • Expansion tank – 2.2 gallon 125 PSI rating

Literature and CAD

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