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This 3-blade aluminum fan features a 30-degree pitch and a 1/2-inch bore
ensuring the gas train maintains its structural integrity
Optimized Gas Flow: The high 22 Cv flow coefficient supports demanding 1
For reliable control in your hydronic systems
Lochinvar & A.O. Smith 100063422 Gasket 320788-703 This 3-blade aluminum fan featuresThe Lochinvar & A. O. Smith 100063422 Gasket is a critical OEM replacement part designed specifically for sealing sight glass assemblies in high efficiency commercial boilers and water heaters. Engineered to maintain a gas tight seal under varying thermal loads, this sight glass gasket ensures that combustion monitoring remains safe and efficient. As a genuine 100063422 component (formerly 211866 000), it provides the exact fit required to prevent