3M Filtrete MPR 1900 4-inch Allergen, Bacteria and Virus Filters

Keep clean air flowing through your home using a certified asthma and allergy-friendly 3M Filtrete MPR 1900 4-inch Premium Filter. Designed with Filtrete 3-in-1 technology, they eliminate unwanted large particles like lint, pollen, dust, and airborne microparticles such as pet dander, smoke, and bacteria to keep clean air flowing through your home.

You can set 30-day, 60-day, or 90-day reminders to replace your Filtrete air filter by downloading the Filtrete Smart App. Filtrete recommends changing your 4-inch deep pleat filter at least once every 12 months for optimal performance.

Note: This 4-inch 3M Filtrete furnace filter fits systems calling for a filter thickness of 4.31 inches and larger. For residential use only.

Filter Sizes

• 16 x 20 x 4 – Actual size: 15.44 x 19.75 x 4.31 inches
• 16 x 25 x 4 – Actual size: 15.44 x 24.625 x 4.31 inches
• 20 x 20 x 4 – Actual size: 19.75 x 19.75 x 4.31 inches
• 20 x 25 x 4 – Actual size: 19.75 x 24.625 x 4.31 inches

Top Features

• Captures Particles: lint, dust, mold spores, pollen, pet dander, smoke, smog, bacteria, viruses, and soot.
• MERV (Minimum Efficiency Reporting Value) Rating: 13
• MPR (Microparticle Performance Rating) Rating: 1900
• Long-Lasting Filtration: A single filter lasts up to 12 months