19-11/16 in x 19-11/16 in x 13/16 in (50.0 cm x 50.0 cm x 2.0 cm). 20 x 20 x 1. 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 party of our Clean Living Family). Save energy (When you change your filter every three months). Tough on pollen. 3 Lasts up to 3 months. See back (The Filtration level chart on the front panel is a filterete rating system that compares relativ...

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Filtrete Electrostatic Pollen Air Filter 1 ea

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