The Aaon R34700 Sensor is a high-precision HVAC relative humidity sensor designed for critical climate control applications

it provides the precise modulation required for hot water

and PCH/PCL liquid level control and low water cut-off units

The unit integrates seamlessly into pneumatic control panels using integrated barbed nipples compatible with 1/4" O

Can this replace a Honeywell VR8300C series valve

Lochinvar & A.O. Smith 100233609 Gasket 318518-761 The Aaon R34700 Sensor isThe Lochinvar & A. O. Smith 100233609 Gasket Flapper Valve is a critical OEM replacement component engineered for high efficiency condensing boilers and commercial water heaters, including the Lochinvar Armor X2 and Shield SN126 401 series. As a veteran grade HVAC flapper valve, this part serves as a directional check mechanism within the combustion or venting assembly, preventing hazardous exhaust gas backflow and maintaining proper pressurized seal