Lochinvar & A.O. Smith 100288663 Insulation 340793-762 As the direct updated version

As the direct updated version of the 632445

ensuring the compressor reaches synchronous speed quickly to prevent winding overheat

the 2721-631A dissipates heat efficiently

While some newer models may look similar

Lochinvar & A.O. Smith 100288663 Insulation 340793-762 As the direct updated versionThe Lochinvar & A. O. Smith 100288663 Burner Plate Insulation Door is a critical thermal barrier designed for high efficiency gas fired boilers and water heaters. Engineered from high density ceramic fiber insulation, this OEM component sits behind the burner mounting plate to contain combustion heat within the chamber. By preventing radiant heat transfer to the exterior cabinet, the 100288663 insulation maintains peak thermal efficiency and protects