Collection: 21.5x23.25x1 Furnace Filters
Breathe cleaner air with our premium 21.5x23.25x1 furnace filters. Available in MERV 8, 11, and 13 ratings to capture dust, allergens, and airborne particles. Our high-quality pleated designs offer superior filtration while maintaining proper airflow. Protect your HVAC system and improve indoor air quality with these American-made filters.
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21.5x23.25x1 Merv 8 Pleated AC Furnace Filter - Case of 6
Vendor:Atomic Filters1 reviewRegular price $ 69.95 USDRegular price$ 119.95 USDSale price $ 69.95 USDSale -
21.5x23.25x1 Merv 13 Allergy Elite Pleated AC Furnace Filter - Case of 6
Vendor:Atomic Filters2 reviewsRegular price $ 139.99 USDRegular price$ 169.95 USDSale price $ 139.99 USDSale -
21.5x23.25x1 Merv 11 Pleated AC Furnace Filter - Case of 6
Vendor:Atomic FiltersNo reviewsRegular price $ 79.95 USDRegular price$ 149.95 USDSale price $ 79.95 USDSale