THIS PART IS NO LONGER AVAILABLE FROM LENNOX!!
Amaircare Roomaid Annual Replacement Filter Kit. 2 pre-filters and 3 carbon filters to replace once per year for filter effectiveness. This annual replacement kit is direct from the manufacturer, Amaircare, and they recommend that it be replaced every year so that your HEPA system can continue to operate effectively. It includes 2 pre-filters and 3 carbon filters.