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Thermal Expansion Tanks

Used to protect domestic hot water systems from excessive pressure.

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Zilmet Thermal In-Line No Base Tank-6.3 gallon
Zilmet Thermal Expansion Tanks provide a safe, reliable solution for hot water thermal expansion. Zilmet thermal expansion tanks all come with…
SKU: ZEP18
Brand: Zilmet
$110.92 each
In Stock
Requires special handling
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Zilmet Thermal In-Line No Base Tank-4.8 gallon
Zilmet Thermal Expansion Tanks provide a safe, reliable solution for hot water thermal expansion. Zilmet thermal expansion tanks all come with…
SKU: ZEP12
Brand: Zilmet
$59.88 each
In Stock
Requires special handling
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Zilmet Thermal In-Line No Base Tank-2.1 gallon
Zilmet Thermal Expansion Tanks provide a safe, reliable solution for hot water thermal expansion. Zilmet thermal expansion tanks all come with…
SKU: ZEP5
Brand: Zilmet
$40.44 each
In Stock
Requires special handling
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1/2 Gallon Backstop Thermal Expansion Tank
BackStop® A Series Tanks thermal expansion tanks that are designed to absorb the expansion forces and control the pressure in potable water systems.…
SKU: 12-A100ALM
$32.00 each
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Requires special handling
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Amtrol ST-1, THERM-X-TROL, W/ 1/2" NPT CONNECTION
Amtrol invented the thermal expansion tank to absorb expanded water in closed, hot water systems and protect the water heater.
SKU: 398917
$24.33 each
In Stock
Requires special handling
Eligible for FREE shipping
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