Laars Heating Systems R2012200 Gasket Kit R-448A As a direct-fit circuit board

As a direct-fit circuit board replacement

this kit allows you to transition from the outdated 401 filter to the high-efficiency Aprilaire 413 filter

this unit provides the precise ASME rated discharge performance required for large-scale commercial boiler systems

What does 'overtravel trim' signify in these valves

and a comprehensive seal kit to prevent system leakage

Laars Heating Systems R2012200 Gasket Kit R-448A As a direct-fit circuit boardThe Laars Heating Systems R2012200 Blower Gasket Kit is a critical maintenance component designed for high efficiency commercial boiler sealing. This genuine OEM Laars replacement part is engineered specifically for Rheos and Rheos+ boiler models, including the 1200 series, and Mighty Therm 2 units. In high demand HVACR environments, the blower assembly gasket plays a vital role in maintaining the integrity of the combustion air fuel mixture by