DustStop 11-20203 20" x 20" Fiberglass Furnace Filters – 3PK

Purposefully designed to cut down on daily operating costs for both furnaces and air conditioners, these filters boast high-quality continuous strand fiberglass media. Experience maximum airflow and minimized equipment strain with their thoughtful construction. Featuring a MERV 2 rating, these filters offer an effective filtering life spanning 30 to 90 days, ensuring consistent and efficient filtration.