Lennox Pulse Furnace Air Diaphragm Flapper Material / 64L80 Small Pulse 2 11/16″
The Lennox Pulse Furnace Air Diaphragm Flapper is a small gasket designed specifically for the 64L80 model of Lennox Pulse furnaces. This replacement part is made by the trusted brand Lennox and is essential for maintaining the proper function of the furnace. With a size of 2 11/16 inches, this flapper material ensures a secure seal to keep air from escaping, helping to improve the efficiency and performance of the heating system.