20x25x1 (19.7 x 24.7) Filtrete Ultimate Allergen Reduction 1900 Filter by 3M (2 Pack)

<p>These 3M Filtrete Allergen Reduction Filters 1900 have a high-performance rating to keep air clean. They're 26 percent more efficient than the Filtrete Advanced Allergen design. These furnace air filters are 93 percent effective at capturing large airborne allergens, such as pollen, mold spores and dust mite debris. They also trap small particles such as smoke, smog, household dust, pet dander, bacteria and particles that can carry viruses and tobacco smoke odors. </p><strong>20" x 25" x 1" (19.7 x 24.7) Filtrete Ultimate Allergen Reduction 1900 Filter by 3M, 2-Pack:</strong>

• Traps unwanted air particles while letting cleaner air flow through
• 26% more efficient than the Filtrete Advanced Allergen Filter
• Captures large airborne allergens, such as pollen, mold spores and dust mite debris
• Eliminates small particles such as smoke, smog, household dust, pet dander, bacteria and particles that can carry viruses
• Size: 20" x 25" x 1"
• Replace every 3 months
• 2-pack of 3M Filtrete Ultimate Allergen filters