Waterguard Expansion Tanks

Waterguard Expansion Tanks

Waterguard Expansion Tanks

  • For use with residential and commercial water heaters
  • In-line design, with 3/4" MPT Connection: installs in cold water line of water heater
  • Field-adjustable 40 PSI Air Charge
  • Drawn-steel tank with 2-coat bonded polymer inner lining
  • Butyl diaphragm, for permanent separation of air and water, with no waterlogging
  • 2-Gallon (ETC-2X), 5-Gallon (ETC-5X) and 10-Gallon (ETC-10X)
  • Maximum Working Pressure 150 PSI
  • Maximum Temperature: 200°F
  • 5-year Limited Warranty
  • Sizing Calculator

Where to Buy

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Triple M
Rockville, MD 20850
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K&B Plumbing and Heating
Gaithersburg, MD 20879-5416
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