Filter Hut's 20x21x5 White-Rodgers (F825-0337/F8110321) compatible filters are specifically engineered to substitue for the original brand White-Rodgers 20x21x5 air filters. Our filters are MERV tested to ASHRAE 52.2 test standards assuring that our filters will filter as good or better than the name brand part number (F825-0337/F8110321) air filter. These air filters also come in Odor Ban odor reducing carbon-infused media. *Trade names are used for air filter style identification purposes only.
- 20 x 21 x 5 nominal size.
- 20-3/4 x 20-5/8 x 5 actual size.
- Replaces White-Rodgers brand 20x21x5 part number: F825-0337/F8110321.
- Accumulair Envaero brand.
- Engineered to substitute for the name brand filter.
- Filters framed and preassembled for ease of intallation. (No end caps needed, don't need expanded with combs, etc.)
MERV rated to ASHRAE standards.
- Option of Odor Ban odor filtrating carbon material.
- 2 air filters to a case.