ST-5 Thermal Expansion Tank

Key features

• Metal
• Made in USA
• Accepts expanded water caused by thermal expansion
• Returns water to the system when hot water is used
• Prevents the relief valve from going off
• Inline thermal expansion tank
• Accepts expanded water caused by thermal expansion
• Returns water to the system when hot water is used

Product DescriptionAMTROL ST-5 Thermal Expansion TankFrom the ManufacturerAmtrol invented the thermal expansion tank to control pressure build-up in closed, hot water systems. This prevents the water heater pressure relief valve from opening, saves energy and eliminates a potential safety hazard. All Therm-X-Trol expansion tank

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