3M filtrete mpr 1900 20x20x1 ac furnace air filter, healthy living ultimate allergen, 2-pack

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 viruses-and 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 1900 MPR (Microparticle Performance Rating) equates to MERV 13*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.*For residential use only*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*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 that works for you!*Designed with Filtrete Brand 3-in-1 technology from 3M to pull in and trap unwanted air particles while letting clean air flow through*Captures micro-particles including: PM 2.5 pollution, smoke, cough/sneeze debris, bacteria, viruses, and large particles like lint, dust and pollen*Electrostatic air filter with Microparticle Performance Rating 1900*4 times better small particle capture compared to non-electrostatic pleated filters for the capture of 0.3 to 1.0 micron particles.*Lasts up to 3 months

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