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Lennox air and media filters remove dust, allergens and other harmful contaminants from the air in your home.


Lennox Air Filters full product list:


Lennox X6673 MERV 11 Filter Replacement-20x25x5
(X6673)

This Lennox X6673 MERV 11 Furnace Filter Replacement is an efficient alternative to one-inch filters. This Lennox Air Filter Media is a suitable replacement for Air Cleaners that accept a 20X25X5 filter media.


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Lennox X6673 MERV 11 Filter Replacement-20x25x5
Our Price: $35.95
Retail: $75.65
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Lennox X0585 MERV 11 Pleated Media Filter
(X0585)

This Lennox Lennox X0585 MERV 10 Pleated Media Filter offers a pleated a design for more efficient and effective filtration.


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Lennox X0585 MERV 11 Pleated Media Filter
Our Price: $35.99
Retail: $39.99
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Lennox X6670 MERV 11 Pleated Filter Media-16x25x5
(X6670)

This Lennox X6670 Fir Filter Media is able to capture particles as small as 0.3 microns. This Lennox Pleated Filter Media offers greater dust-holding ability.


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Lennox X6670 MERV 11 Pleated Filter Media-16x25x5
As Low As: $29.95
Retail: $39.95
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Lennox X6667 MERV 11 Air Filter Media Replacement
(X6667)

The Lennox X6667 MERV 11 Air Filter Media Replacement is a replacement air filter for Lennox Healthy Climate PureAir PCO-20 air cleaners. This box media utilizes a MERV 11 pleated filter that captures particles as small as 0.3 microns in size.


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Lennox X6667 MERV 11 Air Filter Media Replacement
Our Price: $35.95
Retail: $39.99
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Lennox X8309 MERV 10 Expandable Filter Replacement
(X8309)

The Lennox X8309 MERV 10 Expandable Filter Replacement is a replacement expandable filter for the Lennox 16x25x5 model air cleaner. This pleated air filter measures approximately 16x25x5 and boasts a MERV 10 rating.


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Lennox X8309 MERV 10 Expandable Filter Replacement
Our Price: $29.99
Retail: $39.50
You Save 24%!

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Lennox X0583 MERV 11 Air Cleaner Media Filter
(X0583)

This Lennox X0583 MERV 11 Air Cleaner Media Filter needs to be replaced every 6 months. The Lennox Furnace Filter Media is an excellent filter for someone who wants a significant upgrade over standard fiberglass filters from the hardware store.


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Lennox X0583 MERV 11 Air Cleaner Media Filter
Our Price: $35.95
Retail: $104.00
You Save 65%!

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Lennox X0586 MERV 11 Pleated Media Filter
(X0586)

This Lennox X0586 MERV 10 Pleated Media Filter is a genuine MERV 10 filter offering efficient and effective filtration. This Lennox Pleated Furnace Filter only needs to be replaced every 6 months.


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Lennox X0586 MERV 11 Pleated Media Filter
As Low As: $29.95
Retail: $39.99
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Lennox X6672 MERV 16 Furnace Filter Replacement
(X6672)

The Lennox X6672 MERV 16 Furnace Filter Replacement is a replacement air filter for the Lennox HCC16028 Healthy Climate True Fit Cabinet. This furnace filter measures approximately 16x25x5 and features a MERV 16 rating for the reduction of particles.

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Lennox X6672 MERV 16 Furnace Filter Replacement
Our Price: $109.90
Retail: $149.95
You Save 27%!

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Lennox X0445 MERV 11 Pleated Furnace Filter Media
(X0445)

This Lennox X0445 MERV10 Pleated Furnace Filter Media is a part of the Lennox “Healthy Climate” line of indoor air quality products. This Lennox Healthy Climate Filter is an expandable media air filter.


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Lennox X0445 MERV 11 Pleated Furnace Filter Media
Our Price: $32.95
Retail: $35.95
You Save 8%!

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Lennox X8788 MERV 16 PureAir Filter Replacement
(X8788)

The Lennox X8788 MERV 16 filter is made for your PureAir PC020-28 unit. Also known as a healthy climate filter, this pleated filter will remove harmful airborne contaminants from your home. If you or your family members suffer from asthma or allergi

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Lennox X8788 MERV 16 PureAir Filter Replacement
Our Price: $110.95
Retail: $119.99
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Lennox HC X6664 MERV 11 Air Filter Replacement
(X6664)

The Lennox HC X6664 MERV 10 Air Filter Replacement is a replacement air filter for the Lennox PCO-12C PureAir air cleaner. This pleated air filter features a MERV 10 rating and can trap airborne particulates down to as small as 0.3 microns.


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Lennox HC X6664 MERV 11 Air Filter Replacement
Our Price: $33.95
Retail: $49.00
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Lennox Y6605-16x26x5 MERV 16 PureAir PCO3-16-16
(Y6605)

The FiltersFast FF-Y6605 is the compatible replacement for the Lennox Y6605- PureAir PCO3-16-16.

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Lennox Y6605-16x26x5 MERV 16 PureAir PCO3-16-16
Our Price: $106.95
Retail: $109.95
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FiltersFast Brand Lennox 20x20x5 X0585 Air Filter 2Pack
(FFC20205X0585M11)

The FiltersFast FFC20205X0585M11 MERV 11 Air Filter 2-Pack is the compatible replacement for the Lennox 20x20x5 Compatible MERV 11 Air Filter 2-Pack.


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FiltersFast Brand Lennox 20x20x5 X0585 Air Filter 2Pack
Our Price: $45.95
Retail: $54.99
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Lennox X0581 MERV 11 Pleated Furnace Filter Media
(X0581)

This Lennox X0581 MERV 10 Pleated Furnace Filter Media provides high efficiency filtration. This Merv 10 furnace filter requires no assembly or combs.


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Lennox X0581 MERV 11 Pleated Furnace Filter Media
Our Price: $27.10
Retail: $29.99
You Save 10%!

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Lennox X6675 MERV 16 Furnace Filter Replacement
(X6675)

The Lennox X6675 is a MERV 16 filter for your home. This air filter media is also known as a healthy climate air filter and is designed to fit the Lennox HCC20-28 air cleaner model.

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Lennox X6675 MERV 16 Furnace Filter Replacement
Our Price: $130.95
Retail: $149.99
You Save 13%!

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Lennox X8310 MERV 11 Expandable Filter Replacement
(X8310)

The Lennox x8310 expandable MERV 11 filter is for use in your homes filter system. Also known as the healthy climate furnace filter, the X8310 measures 20x25x5 inches. This furnace filter media will protect your home from particles such as du


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Lennox X8310 MERV 11 Expandable Filter Replacement
Our Price: $31.95
Retail: $39.50
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Lennox X8311 MERV 11 Expandable Filter Replacement
(X8311)

The Lennox X8311 is the correct filter for the following air cleaner: Lennox Healthy Climate HCXF14 Air Filtration System


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Lennox X8311 MERV 11 Expandable Filter Replacement
Our Price: $34.39
Retail: $38.71
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Lennox X0584 MERV 11 Pleated Media Filter
(X0584)

The Lennox X0584 MERV 10 Pleated Media Filter is a pleated air filter that replaces the filter media in the Lennox BMAC-14CE box media air cleaner and also fits inside Lennox the EAC012 and EAC0-14 model air cleaner cabinets in place of its electron


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Lennox X0584 MERV 11 Pleated Media Filter
As Low As: $33.95
Retail: $81.70
You Save 58%!

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Lennox X0444 MERV 11 Pleated Furnace Filter Media
(X0444)

The Lennox X0444 MERV 10 Pleated Furnace Filter Media is a filter for your HVAC system. This furnace filter media is known as the x0444 and uses a MERV 10 air filter.The MERV 10 rating will provide your home with significant air cleaning capability


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Lennox X0444 MERV 11 Pleated Furnace Filter Media
Our Price: $30.95
Retail: $39.99
You Save 23%!

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Lennox X8790 MERV 16 Air Filter Replacement
(X8790)

The Lennox X8790 MERV 16 Air Filter Replacement is a replacement air filter for the Lennox PCO14-23 PureAir Air Filtration System. This furnace filter measures approximately 20" x 21" x 5" and features a MERV 16 rating. A higher MERV rating results

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In Stock! Ships in 2 to 3 business days.
Lennox X8790 MERV 16 Air Filter Replacement
Our Price: $120.95
Retail: $229.00
You Save 47%!

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Lennox X7935 MERV 16 Filter Media Replacement
(X7935)

The Lennox X7935 MERV 16 Filter Media Replacement is a replacement filter media for the Lennox HCC14-23 Healthy Climate True Fit Cabinet. Measuring approximately 20x20x5, this MERV 16 furnace filter box will trap at least 95% of particles.

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Lennox X7935 MERV 16 Filter Media Replacement
Our Price: $120.80
Retail: $149.95
You Save 19%!

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Lennox X0587 MERV 11 Pleated Media Filter
(X0587)

This Lennox X0587 MERV 10 Pleated Media Filter is a MERV 10 replacement furnace filter. This pleated furnace filter offers quality filtration of impurities and pollutants in the air.


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Lennox X0587 MERV 11 Pleated Media Filter
Our Price: $42.95
Retail: $49.99
You Save 14%!

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Lennox X8789 MERV 16 Filter Media Replacement
(X8789)

The Lennox X8789 MERV 16 Filter Media Replacement is the correct replacement for any HVAC system that requires a 16" x 26" x 5" filter. This Lennox Healthy Climate filter has an efficiency rating of MERV 16, the highest efficiency rating. The Len

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In Stock! Ships in 1 to 2 business days.
Lennox X8789 MERV 16 Filter Media Replacement
Our Price: $119.95
Retail: $226.95
You Save 47%!

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Lennox 20x20x5 Comp MERV13 Air Filter 2-Pack
(FFC20205X0585M13)

The FiltersFast FFC20205X0585M13 MERV 13 Air Filter 2-Pack is the compatible replacement for the Lennox 20x20x5 Compatible MERV 13 Air Filter 2-Pack.


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Lennox 20x20x5 Comp MERV13 Air Filter 2-Pack
Our Price: $55.95
Retail: $64.99
You Save 14%!

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Lennox X4138 HEPA 40/60 Carbon PreFilter
(X4138)

This Lennox X4138 HEPA 40/60 Carbon PreFilter is a part of the Lennox “Healthy Climate” line of indoor air quality products. This Lennox HEPA 60 filter has an estimated life of 6 months.


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Lennox X4138 HEPA 40/60 Carbon PreFilter
Our Price: $32.99
Retail: $38.51
You Save 14%!

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