Filter Hut 17x21x5 Rheem/Ruud (Protech 540010) compatible air filters are specifically engineered to replace the OEM Rheem/Ruud 17x21x5 air filters. These filters are MERV tested to ASHRAE 52.2 test ratings assuring that our filters will perform as good or better than the original brand part number (Protech 540010) filter. These air filters have the option of Odor Ban odor isolating carbon-inlayed media. *OEM names are shown for filter replacement identification purposes only.
- 17 x 21 x 5 nominal size.
- 17-1/4 x 20-3/4 x 4-3/8 actual size.
- Replaces Rheem/Ruud brand 17x21x5 part number: Protech 540010.
- Envaero brand by Accumulair.
- Designed 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 classified to ASHRAE ratings.
- Option of Odor Ban odor filtrating carbon-infused properties.
- 2 filters per case.