Filtrete by 3M 18x18x1; MERV 11; Allergen Reduction HVAC Furnace Air Filter; 1200 MPR; 4 Filters

FILTER SIZE : 18 in x 18 in x 1 in 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 particles such as lint; pollen; dust; pet dander; smoke and smog 1200 MPR has a rating of MERV 11 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 FIND YOUR SIZE: MPR 1000; MPR 1200 and MPR 1550 available in 4 in.; 4 in. slim fit and 5 in. thick air filters FOR OPTIMAL PERFORMANCE of your heating & cooling system or HVAC system; change your home air filter at least every 90 days for 1in. filters; and at least every 12 months for 4 in. and 5 in. filters 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! FOR RESIDENTIAL use only CREATE A CHANGE COUNTDOWN in the Filtrete™ Smart app. Simply use the app to scan the barcode on your filter’s packaging; then choose 30; 60 or 90 days for your replacement countdown. When the lifespan is up; you’ll get a notification to change your filter