Lennox X8788 Pure Air MERV16 Media Filter. Fits Model: PCO20-28. Size: 20x26x5" (20x25-1/2x4-3/8"). Also Fits Lennox NEW MERV 16 X5428, BMAC-20CE.
The Magnet logo on this page signifies that this product is a factory direct replacement to the OEM branded filter.