Collection: 4 Inch Air Filter
Breathe easier with premium 4-inch air filters that capture more dust and allergens. Our deep-pleated design offers superior filtration and extended life compared to standard filters. Available in multiple MERV ratings to match your specific needs, these USA-made filters provide exceptional air quality for your home or business.
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13.75x24.625x3.5 Merv 8 Pleated AC Furnace Filter - Case of 3
Vendor:Atomic FiltersNo reviewsRegular price $ 59.95 USDRegular price$ 109.95 USDSale price $ 59.95 USDSold out -
20x25x4 Merv 11 Pleated AC Furnace Filter - Case of 3
Vendor:Atomic Filters3 reviewsRegular price $ 73.44 USDRegular price$ 69.95 USDSale price $ 73.44 USD -
20x25x4 Merv 13 Pleated AC Furnace Filter - Case of 3
Vendor:Atomic Filters1 reviewRegular price $ 105.44 USDRegular price$ 149.95 USDSale price $ 105.44 USDSale -
Atomic 12x24x4 MERV 11 Pleated AC Furnace Filter - 3 Pack
Vendor:Atomic FiltersNo reviewsRegular price $ 69.99 USDRegular price$ 74.44 USDSale price $ 69.99 USDSale -
Atomic 12x24x4 MERV 13 Pleated AC Furnace Filter - 3 Pack
Vendor:Atomic FiltersNo reviewsRegular price $ 79.75 USDRegular price$ 91.95 USDSale price $ 79.75 USDSale -
Atomic 12x24x4 MERV 8 Pleated AC Furnace Filter - 3 Pack
Vendor:Atomic FiltersNo reviewsRegular price $ 59.44 USDRegular price$ 69.95 USDSale price $ 59.44 USDSale -
Atomic 15.5x24.5x3.625 MERV 11 Pleated AC Furnace Filter - Case of 3
Vendor:Atomic FiltersNo reviewsRegular price $ 89.75 USDRegular price$ 105.95 USDSale price $ 89.75 USDSold out -
Atomic 15.5x24.5x3.625 MERV 13 Pleated AC Furnace Filter - Case of 3
Vendor:Atomic FiltersNo reviewsRegular price $ 99.95 USDRegular price$ 135.99 USDSale price $ 99.95 USDSold out -
Atomic 15.5x24.5x3.625 MERV 13 Pleated AC Furnace Filter - Case of 3
Vendor:Atomic FiltersNo reviewsRegular price $ 99.95 USDRegular price$ 135.95 USDSale price $ 99.95 USDSold out -
Atomic 15.5x24.5x3.625 MERV 8 Pleated AC Furnace Filter - Case of 3
Vendor:Atomic FiltersNo reviewsRegular price $ 79.44 USDRegular price$ 99.75 USDSale price $ 79.44 USDSold out -
Atomic 16x20x4 MERV 11 Pleated AC Furnace Filter - Case of 3
Vendor:Atomic FiltersNo reviewsRegular price $ 79.59 USDRegular price$ 99.75 USDSale price $ 79.59 USDSale -
Atomic 16x20x4 MERV 13 Pleated AC Furnace Filter - Case of 3
Vendor:Atomic FiltersNo reviewsRegular price $ 99.75 USDRegular price$ 71.95 USDSale price $ 99.75 USD -
Atomic 16x20x4 MERV 8 Pleated AC Furnace Filter - Case of 3
Vendor:Atomic Filters2 reviewsRegular price $ 59.44 USDRegular price$ 79.95 USDSale price $ 59.44 USDSale -
Atomic 16x25x4 MERV 11 Allergy Guard Pleated AC Furnace Filter - Case of 3
Vendor:AtomicNo reviewsRegular price $ 85.99 USDRegular price$ 105.95 USDSale price $ 85.99 USDSale -
Atomic 16x25x4 MERV 13 Allergy Elite Pleated AC Furnace Filter - 3 Pack
Vendor:Atomic1 reviewRegular price $ 75.44 USDRegular price$ 105.95 USDSale price $ 75.44 USDSale -
Atomic 16x25x4 MERV 8 Pleated AC Furnace Filter - Case of 3
Vendor:Atomic Filters5 reviewsRegular price $ 64.44 USDRegular price$ 89.95 USDSale price $ 64.44 USDSale