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Amtrol - ST-12 - THERM-X-TROL Water Heater Expansion Tank , 4.4 Gallons

  • MFR SKU: ST-12
  • ITEM #: 17355552
  • 0 Reviews / 0 Questions
$148.95
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ITEM #: 17355552
Amtrol THERM-X-TROL Water Heater Expansion Tank ST-12, 4.4 Gallons
Thermal expansion occurs as domestic water is heated. Left unchecked, the resulting pressure increase can cause relief valve discharge and other potentially hazardous conditions. Therm-X-Trol expansion tanks absorb this expanded water, keeping water pressure at a safe level.
Features:
  • Antimicrobial liner neutralizes bacteria on contact
  • Patent pending Turbulator water diffuser
  • 50 psi precharge...
ITEM #: 17355552
Amtrol THERM-X-TROL Water Heater Expansion Tank ST-12, 4.4 Gallons
Thermal expansion occurs as domestic water is heated. Left unchecked, the resulting pressure increase can cause relief valve discharge and other potentially hazardous conditions. Therm-X-Trol expansion tanks absorb this expanded water, keeping water pressure at a safe level.
Features:
  • Antimicrobial liner neutralizes bacteria on contact
  • Patent pending Turbulator water diffuser
  • 50 psi precharge - the industry's highest
  • Deep drawn steel domes for 2X the strength of other tanks
  • Thickest diaphragm for extra long life
  • Hoop and groove design for added reliability
  • Stainless steel system connection
  • NSF 61 approved
  • Meets CA and VT low lead standards
  • Made in the USA
Water heater manufacturers and plumbing codes require the installation of an expansion control device if a backflow preventor, pressure reducing valve or check valve is installed in the domestic supply line. Therm-X-Trol satisfies all manufacturers' requirements.
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Amtrol - ST-12 - THERM-X-TROL Water Heater Expansion Tank , 4.4 Gallons

  • Item #: 17355552
  • MFR SKU: ST-12
  • br> Product Details
  • Diaphragm Material Heavy Duty Buty NSF/ANSI 61
  • Max Operating Temperature 200 °f
  • Max Operating Pressure 150 psi
  • Warranty 5 yr
  • Material Steel
  • Tank Volume 4.4 gal
  • Color Family Off White
  • Respirator Connection Type NPTM
  • Weights & Dimensions
  • Diameter 11 in
  • Connection Size 3/4 in
  • Max Accepted Volume Gallons 3.2 gal
  • Height 15 in
  • Weight 7 lbs

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