17.5X21.5X1 MERV 8 Pleated Air Filters - Made in USA (6 Pack) MERV 08

17.5x21.5x1 ACTUAL: The actual size of this replacement filter is 17.5" x 21.5" x 0.75" MERV 8 RATING: With an efficiency of 70% to 85%, these filters are usually the best option for most residential homes & light units, ensuring airflow in your HVAC system is unrestricted. CAPTURES PARTICLES: Breathe easier in your home as our filter clears the air of dust, lint, and other indoor impurities. AFFORDABLE QUALITY: air filters are sold in packs to save you even more without cutting corners on material quality, efficiency, or filtration performance. MADE IN USA: Our pleated furnace filters are Made in the USA and offer a high quality replacement air filter option for your air conditioner and/or furnace unit without the high cost.