Filtrete 15x20x1, Furnace Air Filter, 1000, Micro Allergen Defense, 6-Pack (exact dimensions 14.81 x 19.81 x 0.81)

, - 3-month pleated 1 in. home air filters for your furnace, air conditioner or system, Filtrete Brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through, particles such as lint, pollen, dust, pet dander, smoke and smog,1000 has a rating of 11,The higher the , the more microparticles--such as pollen, pet dander, smoke, bacteria and viruses--your filter will capture from the air passing through it