Lochinvar & A.O. Smith 100233609 Gasket 321702-401 offering rapid response times and

offering rapid response times and durable construction for high-cycle industrial environments

Skin oils can create hot spots on the carbide

Symmetrical Sensing: The photoelectric chamber is designed for 360-degree smoke entry

The valve features a 2-inch NPT threaded inlet and a 2

Lochinvar & A.O. Smith 100233609 Gasket 321702-401 offering rapid response times andThe 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