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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 14ALL Replacement For Holmes HAPF93
In Stock!
Ships in 1 business day

Retail: $19.99

As Low As: $11.95

Save 40%!

FiltersFast 14ALL Replacement For Bionaire 115-CS Air Purifier Carbon PreFilter
In Stock!
Ships in 1 business day

Retail: $19.99

As Low As: $11.95

Save 40%!

FiltersFast 14ALL Replacement For Bionaire A1000C Air Purifier Carbon PreFilter
In Stock!
Ships in 1 business day

Retail: $19.99

As Low As: $11.95

Save 40%!

FiltersFast 14ALL Replacement For Bionaire A1260C Air Purifier Carbon PreFilter
In Stock!
Ships in 1 business day

Retail: $19.99

As Low As: $11.95

Save 40%!

FiltersFast 5" FFC175275TRN OKGM Air Filter - 2-Pack

In Stock!
Ships in 1 to 2 business days.

Retail: $104.99

Our Price: $71.99

Save 31%!

FiltersFast 21.5x23.25x.75 MERV 11 (Actual Size)

In Stock!
Ships in 1 to 2 business days.

Our Price: $66.00

FiltersFast Replacement for Carrier KFAFK0412XXL - MERV 8 - 6-Pack

In Stock!
Ships in 3 to 4 business days.

Retail: $76.99

Our Price: $67.95

Save 12%!

FiltersFast Replacement for Carrier KFAFK0112SML - MERV 8 - 6-Pack

In Stock!
Ships in 3 to 4 business days.

Retail: $66.99

Our Price: $56.95

Save 15%!

FiltersFast Custom Size Air Filters 6 Pack

This item has been discontinued. Please review the product description for more information.

Retail: $48.99

Our Price: $42.00

Save 14%!

FiltersFast GeneralAire Compatible 20x24x5, 2-pack

This item has been discontinued. Please review the product description for more information.

Retail: $57.99

Our Price: $50.25

Save 13%!

FiltersFast MERV 11 Return Grille Air Filter 5"

This item has been discontinued. Please review the product description for more information.

Retail: $39.99

Our Price: $31.99

Save 20%!

FiltersFast MERV 13 Return Grille Air Filter - 5"

This item has been discontinued. Please review the product description for more information.

Retail: $49.99

Our Price: $41.99

Save 16%!

FiltersFast MERV 8 Odor Killer Odor Filter 6-Pack

This item has been discontinued. Please review the product description for more information.

Retail: $69.99

Our Price: $40.99

Save 41%!

FiltersFast MERV 7 Pleated Filters 6 pk

This item has been discontinued. Please review the product description for more information.

Retail: $38.99

Our Price: $29.95

Save 23%!

Odor Killer Return Grille Air Filter - MERV 8, 5"

This item has been discontinued. Please review the product description for more information.

Retail: $45.99

Our Price: $30.99

Save 33%!

FiltersFast FF 30938 Replacement for Hunter 30938

This item has been discontinued. Please review the product description for more information.

Retail: $49.99

Our Price: $41.99

Save 16%!

GeneralAire AC-1 Filter 20x24x5 MERV 13 (2 PACK)

This item has been discontinued. Please review the product description for more information.

Retail: $79.99

Our Price: $62.00

Save 22%!

GeneralAire AC-1 Filter 20x24x5 MERV 8 (2 PACK)

This item has been discontinued. Please review the product description for more information.

Retail: $79.99

Our Price: $58.99

Save 26%!

Trane 21x23.5x5 Perfect Fit BAYFTAH23M Filter 2pk

This item has been discontinued. Please review the product description for more information.

Retail: $69.99

Our Price: $52.00

Save 26%!

FiltersFast MERV 8 Odor Killer 2" 6-Pack

This item has been discontinued. Please review the product description for more information.

Retail: $99.99

Our Price: $51.99

Save 48%!

FiltersFast 4" MERV 8 Odor Killer Filter 6-Pack

This item has been discontinued. Please review the product description for more information.

Retail: $75.99

Our Price: $64.99

Save 14%!

FiltersFast 5" Trion Compatible Air Filter 2-Pack

This item has been discontinued. Please review the product description for more information.

Retail: $54.99

Our Price: $46.99

Save 15%!

FiltersFast 5" Aprilaire Compatible Filter 2-Pack

This item has been discontinued. Please review the product description for more information.

Retail: $69.99

Our Price: $55.99

Save 20%!

FiltersFast 5" WR Compatible FFC20265WR OKGM

This item has been discontinued. Please review the product description for more information.

Retail: $87.99

Our Price: $74.99

Save 15%!

FiltersFast MERV 8 Trion Compatible Filter 2-Pack

This item has been discontinued. Please review the product description for more information.

Retail: $82.99

Our Price: $57.00

Save 31%!

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