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FiltersFast replacement home air filters should be replaced every one to three months depending on air quality and usage. Replacement 1", 2", 4", and 5" air filters are available and come in select MERV ratings.


FiltersFast Air Filters full product list:


FiltersFast Brand Lennox X6673 MERV 8 Air Filter 2-Pack
(FF20255X6673M8)

The FiltersFast FF20255X6673M8 compatible air filter replaces the Lennox X6673 and features a MERV 8 rating that is effective in the capture of dust, pollen, and pet dander down to 3 microns in size.


In Stock! Ships in 2 to 3 business days.
FiltersFast Brand Lennox X6673 MERV 8 Air Filter 2-Pack
Our Price: $40.95
Retail: $45.95
You Save 11%!

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FiltersFast Brand Honeywell FC100A1037 MERV 13 2-PACK
(FFC20255HONM13)

FiltersFast Brand Honeywell FC100A1037 MERV 13 2-PACK is a compatible media air filter with a MERV 13 energy efficiency rating. This replacement filter is also known as part number FFC20255HONM13.


In Stock! Ships in 2 to 3 business days.
FiltersFast Brand Honeywell FC100A1037 MERV 13 2-PACK
Our Price: $83.99
Retail: $90.00
You Save 7%!

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FiltersFast MERV13 Replaces Honeywell 16x25x5FC100A1029
(FFC16255HONM13)

The FiltersFast MERV13 Replaces Honeywell 16x25x5 FC100A1029 is the compatible version of the genuine Honeywell FC100A Series Residential Air Cleaner Filter.


In Stock! Ships in 2 to 3 business days.
FiltersFast MERV13 Replaces Honeywell 16x25x5FC100A1029
Our Price: $75.99
Retail: $90.00
You Save 16%!

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FiltersFast Brand Trane 21x27x5 Perfect Fit BAYFTFR21M
(FFC21275TRNM8)

The FiltersFast Brand Trane 21x27x5 Perfect Fit BAYFTFR21M Filter is an economical compatible alternative to the genuine OEM Trane 21x27x5 Perfect Fit BAYFTFR21M Filter.


In Stock! Ships in 2 to 3 business days.
FiltersFast Brand Trane 21x27x5 Perfect Fit BAYFTFR21M
Our Price: $66.00
Retail: $70.00
You Save 6%!

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FiltersFast Brand Lennox X6670 MERV 13 Air Filter 2Pack
(FF16255X6670M13)

The FiltersFast FF16255X6670M13 compatible air filter replaces the Lennox X6670 and features a MERV 13 rating that is up to 95% efficient at capturing airborne particles down to 0.3 microns in size.


In Stock! Ships in 2 to 3 business days.
FiltersFast Brand Lennox X6670 MERV 13 Air Filter 2Pack
Our Price: $49.95
Retail: $52.95
You Save 6%!

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FiltersFast Brand Aprilaire SpaceGard 2400 16x27x6 2-Pack
(FFC162766SG)

The FiltersFast Compatible 16x27x6 MERV 11 Air Filter can be used as an upgrade for the Aprilaire Space Gard 2400. Upgrade your Space Gard AC filter today to the pre-assembled, easy to install FiltersFast Space Gard Compatible 16x27x6!


In Stock! Ships in 2 to 3 business days.
FiltersFast Brand Aprilaire SpaceGard 2400 16x27x6 2-Pack
Our Price: $60.90
Retail: $99.99
You Save 39%!

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FiltersFast 14ALL Universal Air Purifier Carbon PreFilter Cut to Fit
(14ALL)

The Universal Air Purifier Carbon PreFilter Cut to Fit is an odor-reducing Carbon Prefilter designed to fit most portable air cleaners. The Universal BestAir Purifier Filter fits most air purifiers, including: Honeywell Enviracaire, Duracraft, Holme


In stock! Ships in 1 business day.
FiltersFast 14ALL Universal Air Purifier Carbon PreFilter Cut to Fit
As Low As: $9.95
Retail: $19.99
You Save 50%!

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FiltersFast 14ALL Replacement For Idylis IAF-C-100U
(302656 R)

The FiltersFast 14ALL Replacement For Idylis IAF-C-100U is a universal air filter that can be cut-to-fit the size of your existing pre-filter. The Idylis carbon air purifier filter, also known as the RPS 14ALL, fits many air purifier models and


In stock! Ships in 1 business day.
FiltersFast 14ALL Replacement For Idylis IAF-C-100U
As Low As: $9.95
Retail: $19.99
You Save 50%!

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FiltersFast Trion 20x20x5 Air Bear Filter MERV 13 2-Pack
(FFC20205TABM13)

The Trion 20x20x5 Air Bear Furnace Filter is the compatible version of the genuine Trion Air Bear Media Filter 20x20x5, 255649-103.


In Stock! Ships in 2 to 3 business days.
FiltersFast Trion 20x20x5 Air Bear Filter MERV 13
Our Price: $61.96

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FiltersFast Brand Lennox X6673 MERV13 Air Filter 2-Pack
(FF20255X6673M13)

The FiltersFast FF20255X6673M13 compatible air filter replaces the Lennox X6673 and features a MERV 13 rating that is the most effective form of containment reduction in residential applications.


In Stock! Ships in 2 to 3 business days.
FiltersFast Brand Lennox X6673 MERV13 Air Filter 2-Pack
Our Price: $58.95
Retail: $69.95
You Save 16%!

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FiltersFast FFC16253TABM8 Trion MERV 8 16x25x3 Filter 3-Pack
(FFC16253TABM8)

The FiltersFast FFC16253TABM8 Trion MERV 8 16x25x3 Filter compatible MERV 8 filter replacement. This Air Bear Cub Filter is also known as part number FFC16253TABM8.


In Stock! Ships in 2 to 3 business days.
FiltersFast FFC16253TABM8 Trion MERV 8 16x25x3 Filter 3-Pack
Our Price: $49.99
Retail: $59.99
You Save 17%!

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FiltersFast Trion 255649-103 Compatible 20x20x5, MERV 11 2-Pack
(FFC20205TAB)

The FiltersFast Compatible 20x20x5 MERV 11 Air Filter can be used as an upgrade for Trion Air Bear part number 255649-103. Upgrade your Trion Air Bear Filter today and save!


In Stock! Ships in 2 to 3 business days.
FiltersFast Trion 255649-103 Compatible 20x20x5, MERV 11 2-Pack
Our Price: $49.80

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FiltersFast Brand Trane PerfectFit BAYFTFR24M 24.5x27x5 2-Pack
(FFC24265TRN)

These FiltersFast Brand Trane Perfect Fit BAYFTFR24M 24.5x27x5 MERV 11 Furnace Filters are compatible upgrades over Trane Perfect Fit Air Filters. These FiltersFast Air Filters specifically replace Trane part number BAYFTFR24M, which is a 24.5x27x5


In Stock! Ships in 1 to 2 business days.
FiltersFast Brand Trane PerfectFit BAYFTFR24M 24.5x27x5 2-Pack
Our Price: $70.95
Retail: $111.00
You Save 36%!

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FiltersFast Trane Perfect Fit BAYFTFR21M 21x27x5 (2 Pack)
(FF-BAYFTFR21M)

These MERV 11 FiltersFast Brand compatible Furnace Filters are replacement filters for Trane Perfect Fit Air Filters. These FiltersFast Air Filters replace Trane part number BAYFTFR21M or FLR06070 , which is used in several Trane Air Cleaner models

Free shipping within the continental United States!

In Stock! Ships in 1 to 2 business days.
FiltersFast Trane Perfect Fit BAYFTFR21M 21x27x5 (2 Pack)
Our Price: $90.95
Retail: $109.95
You Save 17%!

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FilterFast Brand Honeywell 20x25x5 FC100A1037 2-Pack
(FFC20255HONM8)

The FilterFast Brand Honeywell 20x25x5 FC100A1037 2-Pack is the compatible version of the OEM Honeywell 20x25x5 Air Filter FC100A1037.


In Stock! Ships in 2 to 3 business days.
FilterFast Brand Honeywell 20x25x5 FC100A1037 2-Pack
Our Price: $40.99
Retail: $60.00
You Save 32%!

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FiltersFast Brand Trane Perfect Fit 17.5x27x5 MERV13 -2
(FFC175275TRN M13)

These FiltersFast Brand MERV 13 Furnace Filters replace Trane Perfect Fit Air Filters with the part number BAYFTFR17M or FLR06069, which are 17.5x27x5 air filters used in several Trane Air Cleaner models.

Free shipping within the continental United States!

In Stock! Ships in 2 to 3 business days.
FiltersFast Brand Trane Perfect Fit 17.5x27x5 MERV13 -2
Our Price: $90.99
Retail: $116.99
You Save 22%!

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FiltersFast 4-inch MERV 8 Pleated Air Filters 3-Pack
(FFM8PLEAT 4)

The FiltersFast 4-inch MERV 8 4"Air Filters 3-pack is compatible with: Aprilaire Space-Gard Trion Air Bear Honeywell and other top name brand air conditioning filters. Usable in residential, commercial, and industrial applications, the


In Stock! Ships in 1 to 2 business days.
FiltersFast 4-inch MERV 8 Pleated Air Filters 3-Pack
Our Price: $43.95

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FiltersFast Brand White Rodgers 20x26x5 F825-0549 2Pack
(FFC20265WRM8)

The FiltersFast Brand 20x26x5 Air Filter F825-0549 is a compatible alternative for the OEM White Rodgers 20x26x5 Air Filter. This filter is made of fine carbon powder bonded to lofted polyester media for odor reduction.


In Stock! Ships in 1 to 2 business days.
FiltersFast Brand White Rodgers 20x26x5 F825-0549 2Pack
Our Price: $41.99
Retail: $50.00
You Save 16%!

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FiltersFast Trane 21x26x5 Perfect Fit BAYFTAH26M M13 x2
(FFC26215TRNM13)

If you are looking for an economical compatible version of the genuine Trane/American Standard BAYFTAH26M Perfect Fit Air Filter, try this FiltersFast Trane 21x26x5 Perfect Fit BAYFTAH26M M13 with a MERV 13 energy efficiency rating.

Free shipping within the continental United States!

In Stock! Ships in 1 to 2 business days.
FiltersFast Trane 21x26x5 Perfect Fit BAYFTAH26M M13 x2
Our Price: $111.00
Retail: $140.00
You Save 21%!

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FiltersFast Trion Compatible 16x25x5, 2-Pack
(FFC16255TAB)

The FiltersFast Compatible 16x25x5 MERV 11 Air Filter can be used as an upgrade for Trion Air Bear part number 255649-105. Upgrade your Trion Air Bear Filter today for just a few extra dollars!


In Stock! Ships in 1 to 2 business days.
FiltersFast Trion Compatible 16x25x5, 2-Pack
Our Price: $56.00
Retail: $83.00
You Save 33%!

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FiltersFast 711D Replacement For Bionaire 711D Air Cleaner Filter
(711D R)

The Bionaire 711D Replacement Air Cleaner Filter is a replacement air filter for several Bionaire model air cleaners, including the F701 and 100 100. The Bionaire 711D features a dual filter cartridge.


In Stock! Ships in 1 to 2 business days.
FiltersFast 711D Replacement For Bionaire 711D Air Cleaner Filter
Our Price: $11.95
Retail: $14.99
You Save 20%!

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FiltersFast Brand Bryant-Carrier FILXXCAR0016 MERV11 2pack
(FILXXCAR0016)

The FiltersFast Brand Bryant-Carrier FILXXCAR0016 MERV11 2pack replacement combines the strength of a continuous hydrophobic polyolefin fibers media and increased surface area that results in a reduction of airborne pollutants.


In Stock! Ships in 2 to 3 business days.
FiltersFast Brand Bryant-Carrier FILXXCAR0016 MERV11 2pack
Our Price: $44.95
Retail: $89.99
You Save 50%!

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FiltersFast FF 8171434 Replacement for Whirlpool 8171434
(8171434 R)

The FiltersFast 8171434 Compatible Air Purifier Carbon Pre-Filter is an activated charcoal pre-filter reduces odors and captures large airborne particles before it comes in contact with the HEPA filter.


In stock! Ships in 1 business day.
FiltersFast FF 8171434 Replacement for Whirlpool 8171434
Our Price: $20.95

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FiltersFast FF 30960 Replacement for Hunter 30960
(FF 30960)

The FF 30960 HEPAtech Air Filter Replacement is a compatible version of the Hunter 30960 QuietFlo HEPA Purifier Filter.


In stock! Ships in 1 business day.
FiltersFast FF 30960 Replacement for Hunter 30960
Our Price: $19.99
Retail: $24.99
You Save 20%!

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FiltersFast Brand Trion 16x25x5 Air Bear MERV13 2-Pack
(FFC16255TABM13)

The FiltersFast Brand Trion 16x25x5 Air Bear MERV13 2-Pack Furnace Filter is the compatible version of the genuine Trion Air Bear Media AC Filter 16x25x5, 255649-105.

Free shipping within the continental United States!

In Stock! Ships in 2 to 3 business days.
FiltersFast Brand Trion 16x25x5 Air Bear MERV13 2-Pack
Our Price: $94.00
Retail: $100.00
You Save 6%!

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Filters Fast - FiltersFast Air Filters

" Thank you for your expert service when helping me get the proper filters for my old pool and filter system. The new ones are perfect and work very well. All the best! " - Jim, Alamo, CA
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