119-Gal. Indirect Water Heater

119-Gal. Indirect Water Heater

Amtrol Therm-X-Trol ST-12 Expansion Tank

Residential water heaters, Laundromats, dormitories, office/apartment buildings, restaurants, etc.

$65.77
Availability: In stock
SKU
141N43

AMTROL ST-12 (Therm-X-Trol) is a water heater expansion tank, designed for use in domestic hot water heating systems to eliminate the potential hazards of water expansion. Water heater expansion tank is commonly installed in a domestic hot water system that contains a backflow preventer, a check valve or a pressure reducing valve. AMTROL ST-12 Applications: Residential water heaters, Laundromats, dormitories, office/apartment buildings, restaurants, etc.

  • Eliminates the waste of energy and water, thus saving money
  • Protects the water heater and plumbing fixtures from premature failure
  • Prevents a dangerous pressure build-up in the system
  • Prevents the relief valve from going off
  • Therm-X-Trol brand is the #1 choice of professional installers
  • A professional plumber should check the complete system, including the Therm-X-Trol, yearly and more frequently as the system ages
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