| 20x20x1 Furnace Filter MERV-8 Air Cleaner Filter 20x20x1 MERV 8 for Honeywell, Lennox, Carrier, and Others- Case of 12 ACTUAL MEASUREMENTS: 19 1/2"x 19 1/2" x 3/4" Replace your old and worn out furnace filter with this replacement furnace air cleaner filter. This filter has more pleats and is given a MERV 8 rating, meaning it creates higher air quality than standard furnace filters. It has approximately 12 pleats per foot, which doubles the effective surface area compared to your original filter. This filter is a must have for allergy sufferers who need a better quality air. This air cleaner filter is comparable to the Filtrete 600 Filter by 3M. Furnace filter is made to fit a variety of different furnaces from manufacturers including Honeywell, Carrier, and Lennox. Please note actual measurements before purchasing. This case comes with 12 MERV 8 20x20x1 filters. You will be amazed at the difference, change your air cleaner filter today! Please make sure to use Actual Dimensions given to determine if these filters will fit your furnace. ACTUAL MEASUREMENTS: 19 1/2"x 19 1/2" x 3/4" | 
