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the lock-up feature ensures that the regulator provides a bubble-tight shut-off when there is no flow
Durable Construction: Built with Class B insulation and ball bearings for high-temperature
By utilizing a 100289462 replacement gasket
When selecting a replacement relief valve
Exact OEM Fit: Designed specifically for 480V systems with 88-inch leads for straightforward integration into existing control circuits
Lochinvar & A.O. Smith 100161835 Valve 320788-703 the lock-up feature ensures thatThe Lochinvar & A. O. Smith 100161835 Air Metering Valve is a critical component for maintaining the precise combustion air to fuel ratio in high efficiency condensing boilers and water heaters. Engineered for exact modulation, this venturi air valve ensures the burner receives the correct airflow required for stable ignition and optimal thermal efficiency. It is a direct OEM replacement part designed to interface seamlessly with the blower assembly