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Looking for a replacement Lennox air filter for your house? Filters Fast carries a large selection of Lennox filter replacements.

Lennox full product list:


Lennox X6673 MERV 11 HCF20-11 HCF20-16 Filter Replacement-20x25x5

In Stock!
Ships in 1 to 2 business days.

Retail: $75.99

Our Price: $39.95

Save 47%!

Lennox X8795 Healthy Climate PureAir Maintenance Kit - PCO20-28
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 3 to 4 business days.

Retail: $195.99

Our Price: $174.95

Save 11%!

Lennox X6670 MERV 11 Pleated Filter Media-16x25x5

In Stock!
Ships in 2 to 3 business days.

Retail: $59.99

As Low As: $37.95

Save 37%!

Lennox X6672 HCF16-16 Healthy Climate 16x25x5 MERV16 Filter
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 1 to 2 business days.

Retail: $149.99

Our Price: $89.95

Save 40%!

Lennox Y6605 16x26x5 MERV 16 PureAir 100908-11 for PCO3-16-16
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 2 to 3 business days.

Retail: $119.99

Our Price: $105.95

Save 12%!

Lennox X6675 MERV 16 Furnace Filter Replacement for HCC20-28
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 2 to 3 business days.

Retail: $149.99

Our Price: $129.95

Save 13%!

Lennox X8796 Annual Filter Maintenance Kit for PCO16-28
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 2 to 3 business days.

Retail: $199.99

Our Price: $165.95

Save 17%!

Lennox X8797 Annual Filter Maintenance Kit PCO14-23
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 1 to 2 business days.

Retail: $185.99

Our Price: $169.95

Save 9%!

Lennox Y6608 PCO3-20-16 Healthy Climate PureAir Annual Kit
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 1 to 2 business days.

Retail: $178.99

Our Price: $159.95

Save 11%!

Lennox X8788 MERV 16 PureAir Filter Replacement
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 1 to 2 business days.

Retail: $149.99

Our Price: $119.95

Save 20%!

Aprilaire 35 Replacement For Lennox X2661 Humidifier Water Panel Filter
In Stock!
Ships in 1 business day

Retail: $24.99

Our Price: $16.95

Save 32%!

Lennox X0585 MERV 11 Pleated Media Filter - HCC14 Genuine Part

In Stock!
Ships in 1 to 2 business days.

Retail: $54.99

As Low As: $44.95

Save 18%!

Lennox HC X6664 MERV 10 Air Filter Replacement

In Stock!
Ships in 3 to 4 business days.

Retail: $59.99

Our Price: $39.95

Save 33%!

Lennox X6667 MERV 10 Air Filter Media Replacement

In Stock!
Ships in 1 to 2 business days.

Retail: $59.99

Our Price: $49.95

Save 17%!

Trion Air Bear Home Air Filter 16x25x3, 255649-101
In Stock!
Ships in 1 business day

Retail: $34.99

As Low As: $25.45

Save 27%!

Lennox X0583 16x25x5 MERV 11 Air Cleaner Media Filter

In Stock!
Ships in 1 to 2 business days.

Retail: $59.99

Our Price: $44.95

Save 25%!

BestAir A35PR Replacement for Lennox WB2-17 and WB2-18 Filter
In Stock!
Ships in 1 business day

Retail: $14.99

As Low As: $9.95

Save 34%!

Lennox X7935 MERV16 Healthy Climate HCF14-16 Filter Replacement
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 2 to 3 business days.

Retail: $149.99

Our Price: $139.95

Save 7%!

Lennox X0445 MERV 10 PMAC-20C Pleated Furnace Filter Media

In Stock!
Ships in 2 to 3 business days.

Retail: $59.99

As Low As: $44.95

Save 25%!

Lennox X0586 MERV 11 Pleated Media Filter

In Stock!
Ships in 2 to 3 business days.

Retail: $49.99

As Low As: $39.95

Save 20%!

Lennox Y6612 PCO3-16-16 Air Filter Maintenance Kit Pureair
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 2 to 3 business days.

Retail: $198.99

Our Price: $168.95

Save 15%!

Lennox Y6606 PCO3-14-16 Air Filtration Filter PureAir 100908-12
FREE SHIPPING!

within the continental U.S.


In Stock!
Ships in 3 to 4 business days.

Retail: $126.99

Our Price: $109.95

Save 13%!

Lennox X8794 Genuine UV Lamp for Model PCO14-23 PCO16-28 PCO20-28

In Stock!
Ships in 4 to 5 business days.

Retail: $49.99

Our Price: $46.95

Save 6%!

Lennox X8309 MERV 10 Expandable Filter Replacement

In Stock!
Ships in 2 to 3 business days.

Retail: $49.99

Our Price: $46.95

Save 6%!

Lennox X8311 MERV 10 Expandable Filter Replacement for HCXF14

In Stock!
Ships in 2 to 3 business days.

Retail: $48.99

Our Price: $39.95

Save 18%!

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