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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:


Merv 13 FiltersFast 1" Allergy AC and Furnace Filters 6-Pack
In Stock!
Ships in 1 to 2 business days.

Retail: $89.99

Our Price: $74.95

Save 17%!

MERV 8 FiltersFast 1" AC and Furnace Air Filters 6-Pack
In Stock!
Ships in 1 to 2 business days.

Retail: $67.99

Our Price: $57.95

Save 15%!

MERV 11 FiltersFast 1" AC and Furnace Air Filters - 6-Pack
In Stock!
Ships in 1 to 2 business days.

Retail: $80.99

Our Price: $70.95

Save 12%!

MERV 13 FiltersFast 4" Allergy AC and Furnace Filter 3-Pack
FREE SHIPPING!

within the continental U.S.

In Stock!
Ships in 1 to 2 business days.

Retail: $100.99

Our Price: $85.95

Save 15%!

MERV 11 FiltersFast 4" AC and Furnace Air Filters 3-pack
In Stock!
Ships in 1 to 2 business days.

Retail: $80.99

Our Price: $70.95

Save 12%!

MERV 8 FiltersFast 2" AC and Furnace Air Filters 6-Pack
In Stock!
Ships in 1 to 2 business days.

Retail: $80.99

Our Price: $70.95

Save 12%!

MERV 8 FiltersFast 4" AC and Furnace Air Filters 3-pack
In Stock!
Ships in 1 to 2 business days.

Retail: $70.99

Our Price: $60.95

Save 14%!

MERV 13 FiltersFast 2" Allergy AC and Furnace Filters 6-Pack
FREE SHIPPING!

within the continental U.S.

In Stock!
Ships in 1 to 2 business days.

Retail: $150.99

Our Price: $100.95

Save 33%!

FiltersFast Custom Size Air Filters - Made to your size Fast
In Stock!
Ships in 2 to 3 business days.

Retail: $67.99

Our Price: $57.96

Save 15%!

FiltersFast FFC20255TABM8 20x25x5 Filter 2-Pack
In Stock!
Ships in 1 to 2 business days.

Retail: $50.99

Our Price: $40.95

Save 20%!

FiltersFast FFC20255TAB Replacement for Trion 259112-102 2-Pack
In Stock!
Ships in 1 to 2 business days.

Retail: $60.99

Our Price: $50.95

Save 16%!

FiltersFast FF20255X6673M11 Replacement for Lennox X6673 MERV11, 20x25x5 - 2-Pack
In Stock!
Ships in 1 to 2 business days.

Retail: $70.99

Our Price: $54.95

Save 23%!

FiltersFast FFFAPF02 Replacement for 3M Filtrete FAPF02
In Stock!
Ships in 1 business day

Retail: $24.95

As Low As: $16.95

Save 32%!

FiltersFast FFC16255TABM8 Replacement for Trion 16x25x5 Air Bear Filters MERV8 - 2-Pack
In Stock!
Ships in 1 to 2 business days.

Retail: $50.99

Our Price: $40.95

Save 20%!

FiltersFast FFC175275TRNM8 Replacement for Trane 17.5x27x5 BAYFTFR17M 2-Pack
In Stock!
Ships in 1 to 2 business days.

Retail: $70.99

Our Price: $50.95

Save 28%!

FiltersFast DSG201M11FF Replacement for SpaceGard Aprilaire 201, 20x25x6 MERV11 - 2-Pack
In Stock!
Ships in 1 to 2 business days.

Retail: $50.99

Our Price: $42.95

Save 16%!

FiltersFast FF16255X6670M11 Replacement for Lennox X6670 MERV11, 16x25x5 - 2-Pack
In Stock!
Ships in 1 to 2 business days.

Retail: $70.99

Our Price: $46.95

Save 34%!

FiltersFast FF 30917 Replacement for Hunter 30917
In Stock!
Ships in 1 business day

Retail: $15.99

Our Price: $13.99

Save 13%!

FiltersFast FF 30931 Replacement for Hunter 30931
In Stock!
Ships in 1 business day

Retail: $24.99

Our Price: $17.95

Save 28%!

FiltersFast FFC162766SGMM13 Replacement for Aprilaire 2400 MERV13
In Stock!
Ships in 1 to 2 business days.

Retail: $100.99

Our Price: $72.90

Save 28%!

FiltersFast FFFAPF03 Replacement for 3M Filtrete FAPF03
In Stock!
Ships in 1 business day

Retail: $39.99

As Low As: $19.95

Save 50%!

FiltersFast FFC20256SG Replacement For Aprilaire Space Gard 2200 20x25x6 - 2-Pack
In Stock!
Ships in 1 to 2 business days.

Retail: $72.99

Our Price: $60.95

Save 16%!

FiltersFast FFC20256SGM13 Replacement for Aprilaire SpaceGard 2200 2250 Air Filter - MERV 13
FREE SHIPPING!

within the continental U.S.

In Stock!
Ships in 1 to 2 business days.

Retail: $98.99

As Low As: $75.95

Save 23%!

FiltersFast Replacement for Bryant M8-1056, 20x25x5 - 2-Pack
In Stock!
Ships in 1 to 2 business days.

Retail: $80.99

Our Price: $65.95

Save 19%!

FiltersFast FFC20256SGM8 Replacement for Aprilaire SpaceGard 2200 MERV8 2-Pack
In Stock!
Ships in 1 to 2 business days.

Retail: $68.99

Our Price: $50.95

Save 26%!

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