These 16x21x5 Emerson (F825-0431/F8110385) substitute filters are specifically built to replace the name brand Emerson 16x21x5 filters. Our filters are MERV classified to ASHRAE 52.2 test grades assuring that our filters will filter as good or better than the name brand part number (F825-0431/F8110385) air filters. These filters also come in Odor Ban odor isolating carbon-infused material. *Company names are used for air filter substitution identification purposes only.
- 16 x 21 x 5 nominal size.
- 16-1/4 x 21 x 5 actual size.
- Replaces Emerson brand 16x21x5 part number: F825-0431/F8110385.
- Envaero brand by Quality Filters.
- Engineered to substitute for the original manufacturer filter.
- Preassembled in frame for ease of installation. (Non-expandable, no end caps needed, etc.)
MERV tested to ASHRAE grades.
- Available in Odor Ban odor eliminating carbon-infused media.
- 2 air filters to a case.