3M Filtrete Ultra Allergen Air Filter 20x20x4

SKU 453501

Attracts and captures microscopic particles such as smoke, cough and sneeze debris, bacteria and viruses—and large particles, including lint, household dust and pollen. Outperforms fiberglass, washable and non-electrostatic 3-month pleated 1" home air filters for your furnace, air conditioner, or HVAC system. Filtrete 1550 MPR (Microparticle Performance Rating) equates to MERV 12. Lasts up to 12 months. 20 x 20 x 4

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