Nordic Pure 20x25x4 MERV 12 Pleated Plus Carbon AC Furnace Air Filters 2 Count (Pack of 1)
- Nominal Size: 20 x 25 x 4, Actual Size: 19 1/2 x 24 1/2 x 3 5/8 (19.5 x 24.5 x 3.63).
- Measure your air filter for the exact size and compare it to our actual size to ensure proper fit..
- If you are replacing a Honeywell or Lennox 20x25x4 Plus Carbon or an air filter with an MPR rating with an actual depth of 4 3/8, please see our 20x25x5 (4 3/8 actual depth).
- Nordic Pure MERV 12 is equivalent to MPR 1500-1900.