Collection: Furnace & AC Filters
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🏆 Most Popular HVAC Filter Sizes (2025)
Experience Checked - Standard 1-Inch Filters Made in USA
🏠 Popular 4-Inch Whole House Filters
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30x30x1 Merv 8 Pleated AC Furnace Filter - Case of 6
Vendor:Atomic Filters6 reviewsRegular price $ 109.99 USDRegular price$ 189.95 USDSale price $ 109.99 USDSale -
30x30x1 MERV 11 Pleated AC Furnace Filter - Case of 6
Vendor:Atomic FiltersNo reviewsRegular price $ 124.99 USDRegular price$ 199.95 USDSale price $ 124.99 USDSale -
30x30x1 MERV 13 Allergy Elite Pleated Geothermal Furnace Filter - Case of 6
Vendor:Atomic FiltersNo reviewsRegular price $ 139.95 USDRegular price$ 189.95 USDSale price $ 139.95 USDSale -
30x30x1 Merv 8 Pleated Geothermal Furnace Filter - Case of 6
Vendor:Atomic FiltersNo reviewsRegular price $ 109.99 USDRegular price$ 189.95 USDSale price $ 109.99 USDSale -
30x30x1 MERV 11 Pleated Geothermal Furnace Filter - Case of 6
Vendor:Atomic FiltersNo reviewsRegular price $ 124.99 USDRegular price$ 199.95 USDSale price $ 124.99 USDSale