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and allergens to protect indoor air quality
Key Benefits Precision Balancing: Factory-set balance minimizes shaft vibration
Use the keyswitch to toggle between Sensor 1 and Sensor 2 for individual testing
Rapid Servicing: The PopTop mount allows for tool-free actuator replacement
Watts 0066608 XpansionTank Refrigerant and allergens to protect indoorThe 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
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