25x25x1 Air Filter, MERV 8, MPR 700, Dust, Pollen & Pet Dander Reduction, 3-Month AC and Furnace Filter, Easy on Air Flow, 6 HVAC Filters (Actual Size 24.81 x 24.81 x 0.81 in)

THE HIGHER THE MPR, THE MORE PARTICLES - such as pollen, pet dander, bacteria and viruses - your air filter will capture from the air passing through it ATTRACTS AND CAPTURES particles such as lint, pollen, dust, and pet dander CHANGE YOUR FILTER OFTEN: For optimal performance of your heating & cooling system or HVAC system, change your home air filter at least every 90 days for 1 in. filters