EXACT DIMENSIONS: 13-3/4 x 13-3/4 x 3/4 | NOMINAL SIZE: 14 x 14 x 1 14x14x1 FILTRATION LEVEL RATING: MERV 8, MPR 600, FPR 5. Captures 90% of airborne particles without inhibiting air flow. Traps particles such as dust, mold spores, pollen, lint, pet dander, debris, hair. IMPROVE AIR Grade Our air filters are made using an advanced pleated technology that offers more air Shield enhance particle capture permance and helps extends the life of your furnace, air conditioner, or HVAC system. WELL-MADE, 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 outperms standard one-sided cardboard designs. MADE IN USA. Suggested to replace at least every 3 months optimal permance.
