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Amtrol ST-12

Amtrol Therm-X-Trol® ST-12 Steel 150 psi Water Heater Expansion Tank, 4.4 gal, 11 Inch Dia x 15 Inch H

  • Mfg. Name: Amtrol
  • Brand Name: Amtrol
  • MPN: ST-12
  • PSCN: 12029
  • UPC: 642031395672
  • Min. Ord. Qty: 1
  • Qty. Interval: 1
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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.

  • Stainless steel system connection
  • Eliminates the waste of energy and water, thus saving money
  • Protects the water heater and plumbing fixtures from premature failure
  • Reduces potential safety hazards associated with thermal expansion
  • Prevents a dangerous pressure build-up in the system
  • Prevents the relief valve from going off
Brand : Amtrol
Sub Brand : Therm-X-Trol®
Series/Model : ST Series
Item Name : Expansion Tank
Type : In-Line Model
Capacity : 4.4 gal
Connection Type : NPTM
Connection Size : 3/4 Inch
Diameter : 11 Inch
Height : 15 Inch
Maximum Working Pressure : 150 psi
Material : Steel Shell and System Connection, Projection Welded Air Valve, Heavy-Duty Butyl/EPDM Diaphragm
Maximum Temperature : 200 deg F
Precharge Pressure : 50 psi

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