Outperforms fiberglass, washable and non-electrostatic 3-month pleated 1" 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 virusesand large particles, including lint, household dust and pollen Tip: The higher the MPR Microparticle Performance Rating, the more particles the filter captures. Select 2500 or 2800 MPR to also capture ultrafine particles Filtrete 1500 MPR Microparticle Performance Rating equates to MERV 12 1550 MPR available in 4, 4 slim fit and 5 air filters For maximum performance, change your home air filter at least every 90 days for 1 filters, and at least every 12 months for 4 and 5 filters.
