This Filtrete MPR 1000 filter uses 3M electrostatic technology to attract and capture airborne particles including dust, pollen, mold spores, and pet dander. Rated MERV 11, it outperforms fiberglass, washable, and standard pleated filters for cleaner indoor air.

• MPR 1000 / MERV 11 rating for effective allergen capture
• 3M electrostatic technology attracts microscopic particles
• Captures lint, pollen, dust, pet dander, mold spores, and smoke
• Fits standard 1" filter slots (14" x 24" x 1")
• Replace every 90 days for optimal performance
• Outperforms fiberglass, washable, and non-electrostatic pleated filters