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protecting against hazardous accumulation
Engineered for wall thermostat actuation
Durability: Constructed with high-grade materials to withstand the rigorous demands of residential HVAC systems
The "B" suffix denotes it is specifically calibrated for external equalizer applications
The 34332905 mechanical limit is built for high-duty cycles and provides precise temperature sensing to maintain safe airflow management
Lochinvar & A.O. Smith 100187920 Burner Assembly 320720-756 protecting against hazardous accumulationThe Lochinvar & A. O. Smith 100187920 Burner Assembly is a critical OEM replacement component designed for high efficiency gas fired boilers and residential or commercial water heaters. This 16 inch burner assembly features a precision engineered #51 orifice (ORF) optimized for Propane (LP) or Natural Gas applications, depending on your specific unit configuration. As a veteran grade part, it ensures the proper air gas mixture required for clean