Carrier 50DK500128 Flame Retainer 319848-301 you can upgrade from a

you can upgrade from a lower VA rating to a higher one like this 40VA unit

making it compatible with low-flow fixtures

or warehouses

obstructions

For automated temperature regulation

Carrier 50DK500128 Flame Retainer 319848-301 you can upgrade from aThe Carrier 50DK500128 Flame Retainer is a critical OEM replacement part designed for high performance combustion management in Carrier, Bryant, and Payne gas furnace assemblies. In the field, we see these components working to stabilize the burner flame by disrupting high velocity airflow that would otherwise lead to flame lifting or unstable combustion. This Factory Authorized Part ensures that the natural gas mixture is conditioned for maximum