Filter Hut's 20x21x5 Emerson (F825-0337/F8110321) compatible filters are specifically designed to substitue for the original manufacturer Emerson 20x21x5 filters. Filter Hut's filters are MERV rated to ASHRAE 52.2 test grades establishing that our air filters will filter as good or better than the original manufacturer part number (F825-0337/F8110321) air filters. Our air filters also come in Odor Ban odor capturing carbon-inlayed material. *Company names are used for filter style identification purposes only.
- 20 x 21 x 5 nominal size.
- 20-3/4 x 20-5/8 x 5 actual size.
- Replaces Emerson brand 20x21x5 part number: F825-0337/F8110321.
- Envaero brand by Accumulair.
- Engineered to replace the OEM filter.
- Filters framed and preassembled for ease of intallation. (Non-expandable, no end caps needed, etc.)
MERV tested to ASHRAE ratings.
- Available in Odor Ban odor eliminating carbon-infused properties.
- 2 filters per case.