Collection: Air Filters
Find Your Furnace Filter Easily
Discounted Name Brand and Compatible household air filters delivered fast. Featuring Atomic, Carrier, Air Bear, Honeywell, Trane and Trion air filter for the home and business.
If there is no size on your current AC filter, you can measure the length, width, and depth of the filter and the filter to find the Actual Size of your filter with the Corresponding Furnace Filter size in the Furnace Filter Size(Nominal Size) Chart.
Subscribe and Save: When you find the filter you need, choose our subscription option and save 5% on most filters. You will not only save money but also your time. Your filters will be delivered automatically based on the schedule you choose. If you move or go on vacation you can swap out your login make changes to your subscription. You can pause a filter subscription or swap out a product and change the frequency of your order.
Find Your Filter Sizes Easy choose 1" Deep Filters , 2" Deep Filters, or 4" Deep Filters
-
16x20x3.5 Day and Night Infinity GAPCCCAR1620 Original Filter
Vendor:Day and Night5.0 / 5.0
(1) 1 total reviews
Regular price $ 114.95 USDRegular priceUnit price / per$ 129.95 USDSale price $ 114.95 USDSale -
16x20x4 MERV 11 Furnace Filter compatible for TopTech TT-FM-1620, TTFM1620, tt-fm-1620qb for use in Carrier TechPure TT-MAC-1722 TT-MAC-1620-3 Pack
Vendor:Atomic FiltersRegular price $ 79.99 USDRegular priceUnit price / per$ 139.95 USDSale price $ 79.99 USDSale -
16x25x4 MERV 11 Furnace Filter compatible for TopTech TT-FM-1625 TTFM1625 for use in Carrier TechPure TT-MAC-1625, tt-fm-1625qb - (3 Pack)
Vendor:Atomic FiltersRegular price $ 85.99 USDRegular priceUnit price / per$ 139.99 USDSale price $ 85.99 USDSale -
20x20x4 MERV 11 Furnace Filter compatible for TopTech TT-FM-2020 TTFM2020, TT-FM-2020QB for use in Carrier TT-MAC-2122 TT-MAC-2020 (3 Pack)
Vendor:Atomic FiltersRegular price $ 79.99 USDRegular priceUnit price / per$ 149.99 USDSale price $ 79.99 USDSale -
20x20x5 MERV 10 RAG Honeywell FC40R1003 OEM
Vendor:HoneywellRegular price $ 72.95 USDRegular priceUnit price / per$ 89.95 USDSale price $ 72.95 USDSold out -
20x25x4 MERV 11 Furnace Filter compatible for TopTech TT-FM-2025 TTFM2025, TT-FM-2025QB for use in Carrier TechPure TT-MAC-2522 TT-MAC-2025-3 Pack
Vendor:Atomic FiltersRegular price $ 89.99 USDRegular priceUnit price / per$ 141.75 USDSale price $ 89.99 USDSale -
259112-103 Trion Air Bear Supreme Compatible 20x20x5 Filter MERV 11(2Pack) By Atomic Filters
Vendor:Atomic FiltersRegular price $ 59.99 USDRegular priceUnit price / per$ 99.95 USDSale price $ 59.99 USDSale -
259112-103 Trion Air Bear Supreme Compatible 20x20x5 Filter MERV 13 (2 Pack) By Atomic Filters
Vendor:Atomic Filters5.0 / 5.0
(1) 1 total reviews
Regular price $ 89.95 USDRegular priceUnit price / per$ 105.95 USDSale price $ 89.95 USDSale -
259649-103 Trion Air Bear Supreme Compatible 20x20x5 Filter MERV 8 (2 Pack) By Atomic Filters
Vendor:Atomic Filters5.0 / 5.0
(2) 2 total reviews
Regular price $ 52.95 USDRegular priceUnit price / per$ 79.95 USDSale price $ 52.95 USDSale -
64X36 Lennox UV Duct Lamp Replacement Bulb (64X36)
Vendor:LennoxRegular price $ 94.96 USDRegular priceUnit price / per$ 139.00 USDSale price $ 94.96 USDSold out -
AGAPXCAR1625 Air Purifier Replacement Cartridge Nominal size 16x25x3 - Actual size 17.3 x 24.9 x 2.6
Vendor:Carrier4.89 / 5.0
(28) 28 total reviews
Regular price From $ 112.99 USDRegular priceUnit price / per$ 159.95 USDSale price From $ 112.99 USDSale -
AGAPXCAR2025 Air Purifier Replacement Cartridge Nominal size 20x25x3 - Actual size 21 x 24.9 x 2.6
Vendor:Carrier5.0 / 5.0
(11) 11 total reviews
Regular price From $ 124.99 USDRegular priceUnit price / per$ 169.95 USDSale price From $ 124.99 USDSale -
Atomic 16x25x4 MERV 11 Allergy Guard Pleated AC Furnace Filter - Case of 3
Vendor:AtomicRegular price $ 85.99 USDRegular priceUnit price / per$ 105.95 USDSale price $ 85.99 USDSale -
Atomic 16x28x6 MERV 11 401 Replacement Furnace Filter Aprilaire and Space-Gard 2400 Compatible - 2 Pack
Vendor:Atomic FiltersRegular price $ 64.95 USDRegular priceUnit price / per$ 89.95 USDSale price $ 64.95 USDSale -
Atomic 16x28x6 MERV 13 401 Replacement Furnace Filter Aprilaire and Space-Gard 2400 Compatible - 2 Pack
Vendor:Atomic Filters5.0 / 5.0
(1) 1 total reviews
Regular price $ 74.95 USDRegular priceUnit price / per$ 99.95 USDSale price $ 74.95 USDSale -
Atomic 20x25x4 210 MERV 11 Replacement Furnace Filter Aprilaire and Space-Gard 4200 Compatible
Vendor:Atomic FiltersRegular price $ 56.95 USDRegular priceUnit price / per$ 149.95 USDSale price $ 56.95 USDSale