12 x 20 x 1 Superior Allergen Pleated MERV 11 - FPR 9 Air Filter (12-pack)
- Filters bacteria, pollen, pet dander, dust mites and smoke
- Electrostatic filter for home air conditioner and furnace
- MERV 11 air filter 11.88 x 19.88 x .75 (in) actual dimensions
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