SpiroPure 18X20X1 8 Pleated Air Filters - Made in (6 Pack)

18x20x1 : The actual size of this replacement filter is 18" x 20" x 0.75" 8 : With an efficiency of 70% to 85%, these filters are usually the best option for most residential homes & light commercial units, ensuring airflow in your system is unrestricted. : Removes potential allergens such as dust, lint, dust mite debris, pollen, mold spores, and pet dander. : Comparable to a 3M Filtrete rating of 300-600 (Clean Living and Basic models). : Our pleated furnace filters are Made in the and offer a high quality replacement air filter option for your air conditioner and/or furnace unit without the high cost.