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Do it Best Electric Air Filter 6 pk
- 20 x 20 x 1
- Do it Best MERV 10 efficency rated electrostatic HVAC air filters are 40 times more effective than standard fiberglass filters.
- Protects against microscopic allergins, smoke odors, grass pollen, oil, smoke, tree pollen, ragweed pollen, mold spores, dust mite debris, pet dander, and lint.
- Low airflow resistance saves on energy costs while still protecting furnace and air conditioning units.
- Lasts up to 90 days.
- 448091
- New in box of 6
NOTE: MERV: Minimum efficiency reporting value. The higher the MERV rating the better the filter.
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