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This Parker Gold Ring Series valve requires a 5 PSI minimum pressure differential to function
This unit serves as the direct replacement for V46AB-22 and V46AB-17
though it may also be found on the outdoor condenser coil in heat pump applications
3 Million BTU/hr Rating: Provides high-volume pressure relief capacity suitable for large-capacity hydronic systems
the "/U" suffix simply denotes a "Universal" packaging designation used by the manufacturer
Lochinvar & A.O. Smith 100288517 Valve L99H008 This Parker Gold Ring SeriesThis Lochinvar & A. O. Smith 100288517 Flap Valve Assembly is a critical component for maintaining peak performance in high efficiency commercial boilers and water heating systems. As a genuine OEM replacement part, this flapper stabilator valve is engineered to regulate combustion air and exhaust flow, preventing hazardous backflow that can compromise heat exchanger integrity. The assembly includes the heavy duty flap valve mechanism, a precision fit
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