Safety Compliance: Functions as a normally closed switch that opens immediately upon detecting a blocked flue or intake air restriction

This blade is designed for 1/2-inch diameter shafts

It effectively manages torsional vibration and accommodates up to 1° of angular misalignment and 0

which this OEM-grade part delivers consistently across its broad operating temperature range

reducing labor time and callbacks for professional contractors

Lochinvar & A.O. Smith 100161837 Valve R-410A Safety Compliance: Functions as aThe Lochinvar & A. O. Smith 100161837 Air Metering Valve is a precision engineered OEM replacement part designed for high efficiency combustion control in commercial boilers and water heaters. As a 24V, 50 60Hz component, this air metering valve is critical for modulating the air to fuel ratio, ensuring complete combustion and maintaining peak thermal efficiency. Built for heavy duty HVACR environments, this direct fit valve integrates seamlessly with