Mann+Hummel 20x25x4 MERV 13 Pleated HVAC AC Furnace Air Filters. 2 Pack. (Exact Size: 19.5 x 24.5 x 3.75 Inches)

ACTUAL MEASUREMENTS: 19-1/2 x 24-1/2 x 3-3/4 | NOMINAL SIZE: 20 x 25 x 4 | Does not replace 5" or 4-3/8" depth filters. FILTRATION LEVEL RATING: MERV 13, MPR 1900-2200, FPR 10. Filters 98% of airborne particles & pollutants. Captures microscopic particles such as bacteria, virus carriers, allergens, dust, mold spores, pollen, lint, pet dander. ENHANCED AIR QUALITY: Our 20x25x4 AC furnace filters are made using an advanced synthetic media pleated technology that offers more air coverage, ENHANCED particle capture performance and helps extends the life of your furnace, air conditioner, or HVAC system. STURDY, DURABLE CONTRUCTION: Constructed from a two-piece frame provides rigidity and durability. Electrostatically charged pleats captures more harmful particles and prolongs the products lifespan by up to 3 times over fiberglass filters. Industrial-grade dual side beverage board frames outperforms standard one-sided cardboard designs. MADE IN USA. Suggested to replace at least every 3 months for optimal performance. Purifying the air you breathe for a healthier living environment by ensuring clean and fresh indoor air