Filtrete High Performance Air Filter 1550 MPR NDP03-4-2PK-1E, 20 in x 25 in x 4 in (50.8 cm x 63.5 cm x 10.1 cm) Case of 1

• 1550 MPR has a rating of MERV 12
• 54% SMALL PARTICLE CAPTURE, like bacteria and particles that carry viruses* (* % captured is based on ASHRAE 52.2 testing for 0.3 to 1 micron particles from the air passing through the filter, which relates to HVAC industry standard efficiency testing)
• A dirty filter will slow down air flow and make the system work harder to keep you warm or cool--wasting energy. Sign-up for a filter change reminder program (www.filtrete.com/ChangeReminders) that works for you!
• ATTRACTS AND CAPTURES microscopic particles such as smoke, cough and sneeze debris, bacteria and viruses--and large particles, including lint, household dust and pollen
• Actual filter size is: 19.875 in x 24.625 in x 4.31 in
• CERTIFIED as asthma & allergy friendly * (*As outlined in report ASCR: 1246-01)
• CREATE A CHANGE COUNTDOWN in the Filtrete Smart App. Simply use the app to scan the barcode on your filter’s packaging, then choose 3, 6, or 12 months for your replacement countdown. When the lifespan is up, you’ll get a notification to change your filter
• DESIGNED WITH EXCLUSIVE Filtrete Brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through
• FOR OPTIMAL PERFORMANCE of your heating & cooling system or HVAC system, change your home air filter at least every 12 months for 4in. and 5in. Filters
• FOR RESIDENTIAL use only
• OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. home air filters for your furnace, air conditioner or HVAC system
• The higher the MPR, the more microparticles--such as pollen, pet dander, smoke, bacteria and viruses--your filter will capture from the air passing through it
• This filter is compatible with Honeywell® furnaces calling for a 4" filter, and Lennox® furnaces calling for a 5" filter

The Filtrete Allergen, Bacteria & Virus Deep Pleat Filter attracts and captures microscopic particles like bacteria, particles that can carry viruses, and large particles like mold spores and pollen. For residential use only. Actual filter depth is 4.31". The Filtrete Allergen, Bacteria & Virus Deep Pleat Filter attracts and captures microscopic particles like bacteria, particles that can carry viruses, and large particles like mold spores and pollen. For residential use only. Actual filter depth is 4.31".