Learn the differences between MERV, MPR & FPR to choose the best filter for your needs. Add to compare Compare. For reference, a typical dust particle is between .2 and 8 microns, while pollen starts at 7 microns and can get up to 70 microns in size. Filtrete filters use activated carbon in removing odor that can come from food, pets, chemicals, and even smoke. Filtrete filters offer the highest level of air filtration in your home. In order to keep your air clean in your home or business, it is important to install replacements frequently and dispose of your old filters properly. 3M Filtrete filters (MPR 600 or higher), when clean and new, outperform all other fiberglass, washable and non-electrostatic 1" residential air filters. Large allergens: household dust, pollen, dust-mite debris, mold spores, and pet dander. If you cannot see any light through the filter, it should be changed even if it has been used less than 3 months. Filtrete filters should be replaced at least once every three months. The Filtrete Premium Allergen and Ultrafine Particles Smart Air Filter attracts and captures microscopic particles like bacteria, particles that can carry ... 2500 MPR has a rating of MERV 14. Filtrete™ Smart MPR 2200 Premium Allergen & Home Pollutants Air Filters. As a typical residential home owner, you’re fine with a MERV rating (Minimum Efficiency Reporting Value) of 7 to 12, which removes particles like pollen, dust, and bacteria from the air. For example, to achieve MERV-13, a filter has to catch 90% of particles in the 3-10 µm range, 85% of particles in the 1-3 µm range (where PM2.5 is), and 50% of particles in the range 0.3-1 µm range (the really, really small stuff). The MERV rating is designed to help you compare the effectiveness of various air filters, with a higher MERV rating indicating better filtration performance. As you have already learned, the MERV rating is the primary rating system used in the industry, both domestically and internationally. 11 Options. MPR measures ratings based on sizes 0.3 to 1 microns. 22 Options. 22 Options. This will shorten the filter life to less than three months and reduce the effectiveness of the filter to capture particles. At Air Filters Delivered, we label our air filters by their MERV filter rating. 3M Filtrete furnace replacement filters including Ultimate 1900, Elite 2200 and Ultrafine 2800 The Atomic MERV 13 is rated as you can guess at a MERV 13. Small allergens: smoke, smog, and bacteria. The MERV rating on a filter reflects the performance a particular duct velocity (which is supposed appear on the label). Small allergens: smoke, smog, bacteria, particles that can carry viruses, and particles that can carry odors. Using particle data between 0.3 and 1.0 microns in size, the Microparticle Performance Rating (MPR) is 3M's way of demonstrating their filter's superiority at capturing the smallest microscopic particles. 2500 MPR has a rating of MERV 14. So, if you use a Filtrete filter under these conditions, it could begin to restrict airflow, especially in energy efficient furnace and air conditioning systems. MERV Rating MERV 13 (4) MERV 11 (3) MERV 12 (3) MERV 14 (2) MERV 5 (2) MERV 9 (1) ... Filtrete™ Smart MPR 2500 Premium Allergen & Ultrafine Particles Air Filters. The three air filter rating systems differ in ranges and were created by separate organizations. While MERV ratings reflect a filter's ability to trap both microscopic and macroscopic particles, MPR ratings only grade a filter on its capacity to remove particles from 0.3 to 1 microns. *Your filter’s MPR (Microparticle Performance Rating) indicates its ability to capture tiny particles between 0.3 and 1 micron in size. To determine when the filter needs to be changed, hold the filter up to a light source. ... MPR Rating. In addition, running your furnace or air conditioning fan continuously will help clean the air in your home but could further shorten the life of the filter. 3M also produces their own independent ratings which focus instead on a filter's ability to capture the smallest particles and allergens measured in the ASHRAE test. The MERV rating is designed to help you compare the effectiveness of various air filters, with a higher MERV rating indicating better filtration performance. Series Name. Learn more about proper air filter maintenance and associated benefits. Same quality, same filter, half the price of retail store brands. 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