Filter Hut 21x24x5 Rheem/Ruud (PD540014) style air filters are specifically built to replace the original brand Rheem/Ruud 21x24x5 air filters. These filters are MERV rated to ASHRAE 52.2 test classifications establishing that our filters will capture dust as good or better than the name brand part number (PD540014) filters. Our air filters are available in Odor Ban odor eliminating carbon-infused media. *Company names are used for air filter substitution identification purposes only.
- 21 x 24.5 x 4. 5 nominal size.
- 20-3/4 x 24-1/4 x 4-3/8 actual size.
- Replaces Rheem/Ruud brand 21x24x5 part number: PD540014.
- Envaero brand by Quality Filters.
- Specifically designed to replace the name brand filter.
- Preassembled in frame for ease of installation. (Non-expandable, no end caps needed, etc.)
MERV tested to ASHRAE ratings.
- Available with Odor Ban odor reducing carbon material.
- 2 filters per case.