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Amtrol ST-12 Therm-X-Trol Non-ASME Thermal Expansion Tank

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Price: $60.91
Item Number: 10802
Manufacturer Name: Amtrol
Manufacturer Part No: 141N43
Amtrol ST-12 Therm-X-Trol Non-ASME Thermal Expansion Tank
Amtrol ST-12 Therm-X-Trol Thermal Expansion Tank

  • Non-ASME Diaphragm Series
  • Heavy duty butyl diaphragm; industry's thickest.
  • Fixed diaphragm construction for leak-free performance.
  • Accepts expanded water caused by thermal expansion.
  • Returns water to the system when hot water is used.
  • Protects water heater and fixtures.
  • Eliminates wasted energy and water.
  • Prevents dangerous pressure build-up.
  • Eliminates a potential safety hazard.

  • Tank Volume: 4.4 Gallons
  • Maximum Acceptance Volume: 3.2 Gallons
  • Diameter: 11"
  • Height: 15"
  • System Connection: 3/4" NPTM
  • Factory Pre-charge: 40 psig
  • Maximum Operating Temperature: 200 DegF


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