Lennox Healthy Climate HCF16 MERV 16 replacement furnace filter - X6672. Filter dimensions: 16" x 25" x 5".

This MERV 16 X6672 filter from Lennox is the best media filtration available short of a HEPA system and does an outstanding job of removing particulates from the air stream, protecting your equipment and your health. The Lennox X6672 MERV 16 filter is a suitable replacement for the Lennox HCC16-28 air cleaner as well as many Honeywell, Carrier, and Trion Air Bear air cleaners that accept a 16" x 25" x 5" filter media.