Best Reusable Furnace Filters

Filtrete 20x20x1, AC Furnace Air Filter, MPR 1200, Allergen Defense Odor Reduction, 2-Pack (exact dimensions 19.69 x 19.69 x 0.81)

Filtrete Healthy Living Elite Allergen Reduction AC Furnace Air Filter, MPR 2200, 20 x 30 x 1-Inches, 6-Pack

Filtrete 14x14x1, AC Furnace Air Filter, MPR 1000, Micro Allergen Defense, 6-Pack (Exact Dimensions 13.81 x 13.81 x 0.81)

Filtrete 12x12x1, AC Furnace Air Filter, MPR 300, Clean Living Basic Dust, 6-Pack (exact dimensions 11.81 x 11.81 x 0.81)

Filtrete 20x20x1, AC Furnace Air Filter, MPR 2200, Healthy Living Elite Allergen, 2-Pack (exact dimensions 19.719 x 19.719 x 0.78)

Filtrete 12x12x1, AC Furnace Air Filter, MPR 1000, Micro Allergen Defense, 2-Pack (Exact Dimensions 11.81 x 11.81 x 0.81)

Filtrete 20x20x1, AC Furnace Air Filter, MPR 1500, Healthy Living Ultra Allergen, 2-Pack (exact dimensions 19.69 x 19.69 x 0.78)

Filtrete 20x30x1, AC Furnace Air Filter, MPR 1500, Healthy Living Ultra Allergen, 4-Pack (exact dimensions 19.84 x 29.84 x 0.78)

(16x24x1) Aluminum Electrostatic Air Filter Replacement Washable Reusable AC Filter for Central HVAC Furnace – Improve airflow & Furnace longevity by LifeSupplyUSA