Lennox 21W66 Induced Draft Assembly Gasket

The Lennox 21W66 Induced Draft Assembly Gasket is a crucial component within your HVAC system, specifically in furnaces and boilers. Made from high-temperature resistant materials like silicone, high-temperature rubber, or compressed graphite, this gasket creates a vital seal between the induced draft assembly parts. This assembly helps remove flue gases from your heating system, ensuring proper ventilation and safety. By effectively sealing these components, the 21W66 gasket promotes efficient operation and prevents harmful gasses from leaking into your living space. With a maximum temperature tolerance of around 750°F, this gasket can withstand the heat generated during combustion, ensuring reliable performance and system longevity.