This is the genuine replacement seal kit for AprilAire and Space-Gard air cleaner model 2400.
AprilAire Universal Seal Kit 4724 for the Model 24005000 includes the seals necessary to seal the following contacts: between the filtering media and the inner housing; the contact between the inner housing and the door; the contact between the inner housing and outer housing.
Its sole purpose is to prevent bypass air and force all of the air through the filtering media to perform the high efficiency air cleaning process.
AprilAire: 2400
Other Manufacturer Part Numbers: DSG4724O, 4348