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This 1 inch NPT air vent transition from a 1" inlet to a 3/8" NPT outlet
This kit is specifically designed for non-condensing
The integrated LED flashes specific codes to indicate faults such as no flame signal
Heavy-Duty Solenoid Interface: Works with standard Ranco V10 style coils for fast
Weil McLain 381-800-475 Assembly Freon This 1 inch NPT airThe Weil McLain 381 800 475 Assembly is a 5" automatic vent damper and actuator kit engineered for high performance flue gas management in gas fired boiler systems. As a heavy duty OEM replacement part, this assembly is the direct successor to the discontinued 510 512 345 and the Effikal RVGP KS 5 BKF. Designed for precision, the galvanized steel damper body works in tandem with a 24 VAC motorized actuator to mitigate standby heat loss by sealing the