Our 20x22x5 Janitrol (MFAH-M) style filters are specifically designed to replace the original brand Janitrol 20x22x5 air filters. Filter Hut's filters are MERV rated to ASHRAE 52.2 test ratings ensuring that our filters will filter as good or better than the OEM part number (MFAH-M) filter. These filters can be selected with Odor Ban odor reducing carbon media. *Brand names are shown for air filter substitution identification purposes only.
- 20 x 22 x 5 nominal size.
- 19-9/16 x 22 x 5-1/4 actual size.
- Replaces Janitrol brand 20x22x5 part number: MFAH-M.
- Envaero brand by Accumulair.
- Designed to substitute for the name brand filter.
- Preassembled in frame for ease of installation. (No need for extra combs, end-caps, etc.)
MERV tested to ASHRAE classifications.
- Available with Odor Ban odor isolating carbon material.
- 2 air filters per case.