Mann+Hummel 20x20x2 MERV 8 Pleated HVAC AC Furnace Air Filters. 4 Pack. (Exact Size: 19.5 x 19.5 x 1.75 Inches)

ACTUAL MEASUREMENTS: 19-1/2 x 19-1/2 x 1-3/4 | NOMINAL SIZE: 20 x 20 x 2 20x20x2 FILTRATION PERFORMANCE: MERV 8, MPR 600, FPR 5. Captures 90% of airborne particles without inhibiting air flow. Attracts and Blocks particles such as dust, mold spores, pollen, lint, pet dander, debris, hair. IMPROVE AIR QUALITY: Our air filters are made using an advanced pleated technology that offers more air coverage, enhance 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.