Therm-X-Trol Expansion Tanks

Therm-X-Trol Expansion Tanks

Amtrol Therm-X-Trol series water heater expansion tanks are thermal expansion tanks used in residential and commercial potable hot water heating systems. These tanks absorbs the expanded hot water produced by the water heater and prevents frequent discharge of the pressure relief valve. Pre-charged and  NSF approved for use with potable water applications. 

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#25 Thermal Expansion Tank (8.0 Gal Volume)

Calefactio HGTE-25 is a #25 bladder-type expansion tank designed for use in residential hot water pl..

$ 122.95

#8 Thermal Expansion Tank (3.2 Gal Volume)

Calefactio HGTE-8 is a #8 bladder-type expansion tank designed for use in residential hot water plum..

$ 55.95

Amtrol 140N43 Therm-X-Trol ST-5 Thermal Expansion Tank

The 140N43 from Amtrol is a Therm-X-Trol ST-5 Thermal Expansion Tank. It's designed for use in domes..

$ 57.95

Amtrol 141N43 Therm-X-Trol ST-12 Thermal Expansion Tank (4.4 Gal Volume)

The 141N43 from Amtrol is a Therm-X-Trol ST-12 Thermal Expansion Tank (4.4 gal volume). It's designe..

$ 80.95

Amtrol 143N164 Therm-X-Trol ST-25V Thermal Expansion Tank (10.3 Gal Volume)

The 143N164 from Amtrol is a Therm-X-Trol ST-25V Thermal Expansion Tank (10.3 gal volume). With mode..

$ 255.95

Amtrol 143N273 Therm-X-Trol ST-30V Thermal Expansion Tank (14.0 Gal Volume)

The 149N273 from Amtrol is a Therm-X-Trol ST-30V Thermal Expansion Tank (14 gal volume). With modern..

$ 325.95

Amtrol 144N177 Therm-X-Trol ST-42V Thermal Expansion Tank (20.0 Gal Volume)

The 144N177 from Amtrol is a Therm-X-Trol ST-42V Thermal Expansion Tank (20 gal volume). With modern..

$ 390.95

Amtrol 147N130 Therm-X-Trol ST-60V Expansion Tank (34.0 Gal Volume)

The 147N130 from Amtrol is a Therm-X-Trol ST-60V Expansion Tank (34 gal volume). With modern plumbin..

$ 545.95

Amtrol 147N131 Therm-X-Trol ST-80V Expansion Tank (44.0 Gal Volume)

The 147N131 from Amtrol is a Therm-X-Trol ST-80V Expansion Tank (44 gal volume). With modern plumbin..

$ 775.95

HGSC-SS Wall Mount Bracket & Service Center for Thermal Expansion Tanks

HGSC-SS is a stainless steel wall mount bracket and service center for thermal expansion tanks (Cale..

$ 57.95

#12 Thermal Expansion Tank (4.7 Gal Volume)

Calefactio HGTE-12 is a #12 bladder-type expansion tank designed for use in residential hot water pl..

$ 66.95

#5 Thermal Expansion Tank (2.1 Gal Volume)

Calefactio HGTE-5 is a #5 bladder-type expansion tank designed for use in residential hot water plum..

$ 39.95