Lochinvar & A.O. Smith 100288517 Valve L99H008 HH Core Technology: Utilizes a

HH Core Technology: Utilizes a specialized charcoal blend for maximum acid and wax removal during post-burnout recovery

This Parker Gold Ring Series valve requires a 5 PSI minimum pressure differential to function

making it a versatile solution for retrofit projects and system upgrades requiring SPDT auxiliary switch capabilities

though it may also be found on the outdoor condenser coil in heat pump applications

Durable NPT Connection: Features a 1/4" NPT process connection for secure

Lochinvar & A.O. Smith 100288517 Valve L99H008 HH Core Technology: Utilizes aThis 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