Filtrete 14-in x 30-in x 1-in 1900 MPR Premium Allergen Bacteria and Virus Electrostatic Pleated Air Filter

Outperforms fiberglass, washable and non-electrostatic 3-month pleated 1-in home air filters for your furnace, air conditioner, or HVAC system. Designed with exclusive Filtrete; Brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through. Attracts and captures microscopic particles such as smoke, cough and sneeze debris, bacteria and viruses and large particles, including lint, household dust and pollen. 1900 MPR has a rating of MERV 13. 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. 62% 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). American Lung Association Health Partner ( The American Lung Association does not endorse any product). For optimal performance of your heating and cooling system or HVAC system, change your home air filter at least every 90 days for 1-in filters, and at least every 12 months for 4-in and 5-in filters.