The 3M Filtrete Micro Allergen Defense Air Filters are engineered to enhance indoor air quality by capturing microscopic allergens and larger airborne particles. Featuring a MERV 11 rating and an MPR of 1000, these filters efficiently trap dust, pollen, mold spores, pet dander, smoke, and smog particles to help create a healthier home environment. Constructed with electrostatic pleated polypropylene material, the filters allow cleaner air to flow through while maintaining strong filtration performance. Designed for residential use in furnaces, air conditioners, and HVAC systems requiring a 4-inch filter thickness, these filters support system efficiency when replaced at least once every 12 months. The package includes two filters with exact dimensions of 19.88 x 19.88 x 4.31 inches each. Certified asthma and allergy-friendly, the Filtrete Allergen Defense line is trusted for its ability to reduce airborne irritants effectively. Additionally, the Filtrete Smart App can be used to set reminders for timely filter changes to ensure continuous optimal performance.

Improve your home's air quality today with the trusted 3M Filtrete Micro Allergen Defense Air Filters – order now for fresher, cleaner air all year long!

Product Dimensions:

19.88 x 19.88 x 4.31 in

4.07 lbs

Shipping Dimensions:

20.75 x 20.75 x 9.25 in