Amtrol ST-60V Thermal Expansion Tank Replaces 391429, 147N130

The Amtrol ST-60V Thermal Expansion Tank, is a high-quality replacement for models 391429, 147N130, is used to protect HVAC systems by absorbing excess water pressure to thermal expansion in closed-loop water heating systems. It successfully avoids over-pressurization and possible damage to pipes, valves, and appliances to optimal pressure levels. The tank is made of better materials that provide long-term performance and reliability. use in residential and commercial HVAC systems that improves efficiency and prevents possible leaks and expensive repairs, provide optimal pressure management, prolonging durability of HVAC equipment.