Lennox 51M91 4" Blower Gasket

The Lennox 51M91 4" Blower Gasket meant for use in making sure that there is a tight fit between the blower compartment and the housing of many different HVAC products manufactured by Lennox. In this case, they are usually constructed from a long lasting rubber material to guarantee a long service time. This is because the Lennox 51M91 blower gasket ensures that proper seal is made thus discouraging air leaks within the HVAC system. This leakage can be around the blower compartment where conditioned air leaks with unconditioned air this reduces the efficiency and comfort of the house.