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This unit uses a standard 1/2" NPT threaded connection
maintaining tight system differentials and consistent boiler high-limit protection
it includes built-in barbed fittings specifically sized for 1/4" OD plastic tubing
How do you adjust the switching differential
ensuring system safety by requiring technician intervention after a high-limit trip
ASCO 8220G410-24V Solenoid Valve R-410A This unit uses a standardThe ASCO 8220G410 24V is a high performance 2 way normally closed solenoid valve engineered for demanding steam and hot water applications. This 1" NPT pilot operated valve features a robust brass body and a durable EPDM diaphragm, ensuring reliable fluid control in residential, commercial, and industrial HVACR systems. With a significant 11. 5 Cv flow coefficient, it manages 5 50 PSI steam and 5 150 PSI hot water with precision. The 24V AC solenoid