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Dri-Eaz HEPA 500 Optional Activated Carbon Filter (F397) - 4 PACK
Original price was: $223.00.$94.50Current price is: $94.50.
Dri-Eaz HEPA 500 1st Stage Optional Pre-Filter (F270) - 12 PACK
Original price was: $176.00.$74.50Current price is: $74.50.
Dri-Eaz HEPA 500 Replacement HEPA Filter (F321) – 2 PACK
Original price was: $403.75.$85.58Current price is: $85.58.
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Estimated delivery dates: Jul 14, 2026 - Jul 15, 2026
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Description
These HEPA filters (111192, formerly F321) are the primary filters used in the Dri-Eaz DefendAir HEPA 500 Air Scrubber. These filters combine a powerful filtration ability with a remarkable filtration capacity. They are rated true HEPA-grade, removing 99.97% of micron oily aerosol particles down to 0.3 microns. Available in a pack of 2. To maximize HEPA filter life, be sure to change the prefilter (113364, formerly F271) regularly.
Dri-Eaz DefendAir HEPA 500 Filter Configurations
| Your Filtration Needs | 1st Stage Filtration (Pre-Filter position) | 2nd Stage Filtration (Pre-Filter position) | Final Stage Filtration (Primary HEPA Filter) |
| Clean Water Loss Air Scrubbing | 1st stage pre-filter not necessary | Install 2nd stage pre-filter (113364 / F271) | Install HEPA 500 filter cartridge (111192 / F321) |
| Standard Air Scrubbing | Install 1st stage pre-filter (115471 / F270) | Install 2nd stage pre-filter (113364 / F271) | Install HEPA 500 filter cartridge (111192 / F321) |
| “First Pass” Efficiency Air Scrubbing | Install 2nd stage pre-filter (113364 / F271) | Install DOP 2nd stage pre-filter (103724 / F415) | Install HEPA 500 filter cartridge (111192 / F321) |
| Air Scrubbing and Odor Control | Install activated carbon filter (100053 / F397) | Install 2nd stage pre-filter (113364 / F271) | Install HEPA 500 filter cartridge (111192 / F321) |
Additional information
| Weight | 3.357 lbs |
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