3M Filtrete 300 Basic Dust and Lint Electrostatic Air Filter (3 ct)

3M Filtrete 14-in W x 14-in L x 1-in MERV 5 300 MPR Basic Dust and Lint Electrostatic Air Filter (3 ct). Filtrete brand is the no 1 most recommended brand of hvac air filters based on the us filtrete brand health tracker, ipsos, june 2022. Attracts and captures large particles such as lint, household dust and dust mite debris. Mpr 300 has a rating of merv 5. 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. Designed with exclusive filtrete brand 3-in-1 technology from 3m to trap unwanted air particles while letting cleaner air flow through. The higher the mpr, the more microparticles - such as pollen, pet dander and smoke - your filter will capture from the air passing through it.