Watts 0066608 XpansionTank Refrigerant it delivers a capacity of

it delivers a capacity of 240

supporting both heating and cooling cycles

Rapid Servicing: The PopTop mount allows for tool-free actuator replacement

The rugged construction resists corrosion typical in mechanical rooms and outdoor enclosures

Key Benefits Precision Balancing: Factory-set balance minimizes shaft vibration

Watts 0066608 XpansionTank Refrigerant it delivers a capacity ofThe Watts 0066608, also identified as the ETX 90, is a high capacity hydronic expansion tank engineered to manage thermal expansion in closed loop heating and cooling systems. As the updated version for the legacy ET 90 and ETX 90 models, this unit provides a 15 gallon total tank volume with a 3 4" MNPT connection for seamless integration into supply piping. The carbon steel tank features a rugged butyl diaphragm that physically separates system water