Filtrete High Performance Air Filter 1 ea

20x20x1. 19-5/8 in (49.8 cm) x 19-/58 in (49.8 cm) x 25/32 in (1.9 cm). Microparticle Performance Rating (Filtrete Electrostatic air filters are rated on their ability to capture the smallest airborne particles in your home's air (0.3 microns to 1 micron in size), which make up 99% of the particles you breathe in each day. Particles this small can stay in the air or in your lungs while larger particles may settle on the floor within minutes. The measure of a filter's ability to capture these small particles is called Microparticle Performance Rating (MPR). The higher the MPR on your Filtrete electrostatic air filter, the more particles the filter will capture from your air when you run your heating and cooling system. This filter is a part of our Healthy Living family): 1500. Allergen, bacteria & virus. Save energy. Save money. Tough on unwanted particles, easy on airflow. Lasts up to 3 months, Do you know what's in your air? On average, we take 20,000 breaths a day. That's why it's...