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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 Y6616 PCO3-14-16 PureAir Annual Maintenance Kit 612988-03
(Y6616)

Lennox Y6616 PCO3-14-16 PureAir Annual Maintenance Kit 612988-03 has everything you need for your annual service.

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Lennox Y6616 PCO3-14-16 PureAir Annual Maintenance Kit 612988-03
Our Price: $165.95
Retail: $178.54
You Save 7%!

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Lennox Y0391 UV Filtration Lamp Replacement - Genuine Lennox Part
(Y0391)

The Lennox Y0391 UV Filtration Lamp Replacement is a replacement UV filter lamp for the Lennox UVC 41W-S and UVC 41W-D Healthy Climate UVC Germicidal Light air cleaners. The UVC041W-S requires only one replacement bulb, while the UVC 41W-D model req


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Lennox Y0391 UV Filtration Lamp Replacement - Genuine Lennox Part
Our Price: $61.95
Retail: $69.34
You Save 11%!

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Lennox X8349 Maintenance Kit for PCO-12C Air Cleaner
(X8349)

The Lennox X8349 MERV 10 Filter Maintenance Kit is a filter maintenance kit for the Lennox PCO-12C PureAir Air Purification System. This maintenance kit includes one MERV 10 filter (X6664), one catalyst insert (75X73), and four UV bulbs (X8149). The

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Lennox X8349 Maintenance Kit for PCO-12C Air Cleaner
Our Price: $185.95
Retail: $225.25
You Save 17%!

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Lennox 64X62 UV Humidifier System Ballast Genuine Lennox Part
(64X62)

The Lennox 64X62 UV Humidifier System Ballast is a replacement ballast for the Lennox UV-1000 and UV-2000 Healthy Climate Germicidal Light air filtration systems.

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Lennox 64X62 UV Humidifier System Ballast Genuine Lennox Part
Our Price: $129.95
Retail: $149.99
You Save 13%!

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Lennox Genuine 92X10 HEPA Filter Replacement for HEPA-40, HEPA-60
(92X10)

This Lennox Genuine 92X10 HEPA Filter Replacement for HEPA-40, HEPA-60 is designed to capture 99.97% of particulates down to 0.3 micron that pass through it. The Lennox Healthy Climate filter should be replaced every 2-5 years.

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Lennox Genuine 92X10 HEPA Filter Replacement for HEPA-40, HEPA-60
Our Price: $217.95
Retail: $284.96
You Save 24%!

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Lennox Y2920 Whole House Air Filter Cabinet - Genuine Lennox Part
(Y2920)

The Lennox Y2920 Whole House Air Filter Cabinet is the correct system that is: Compatible with any HVAC system and does not require an additional power source

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Lennox Y2920 Whole House Air Filter Cabinet - Genuine Lennox Part
Our Price: $94.95
Retail: $119.00
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Lennox X8347 MERV 16 Filter Maintenance Kit for PCO-12C
(X8347)

The Lennox X8347 MERV 16 Filter Maintenance Kit for PCO-12C is the correct replacement for the following air cleaner: Lennox PureAir Healthy Climate PCO-12C Air Purification System

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Lennox X8347 MERV 16 Filter Maintenance Kit for PCO-12C
Our Price: $249.95
Retail: $326.95
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Lennox X5424 PMAC-20C MERV 16 25x20x6 Furnace Filter Media
(X5424)

This Lennox X5424 MERV 16 Pleated Furnace Filter Media needs to be replaced every 12 months. The Lennox MERV 16 Filter is a genuine Lennox Healthy Climate boxed media air cleaner.

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Lennox X5424 PMAC-20C MERV 16 25x20x6 Furnace Filter Media
Our Price: $94.95
Retail: $122.45
You Save 22%!

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Lennox 75X73 Metal Mesh Filter Catalyst Insert Assembly
(75X73)

The Lennox 75X73 Metal Mesh Filter is a replacement metal mesh filter for the Lennox PCO-12C and PCO-12U. This metal air filter is constructed out of titanium dioxide and coated with a honeycomb screen.

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Lennox 75X73 Metal Mesh Filter Catalyst Insert Assembly
Our Price: $99.95
Retail: $189.95
You Save 47%!

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Lennox X8312 HCXF16-16 MERV 16 Expandable Filter 16x25x5
(X8312)

The Lennox X8312 HCXF16-16 MERV 16 Expandable Filter 16x25x5 furnace filter is an expandable filter for your furnace system. Also known as the HCXF16-16, this pleated air filter will protect both your family and HVAC system.

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Lennox X8312 HCXF16-16 MERV 16 Expandable Filter 16x25x5
As Low As: $87.95
Retail: $124.81
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Lennox 92X08 HEPA 40/60 Foam PreFilter Genuine Lennox Part
(92X08)

The Lennox 92X08 HEPA 40/60 Foam PreFilter is a replacement foam pre-filter for the HEPA 40 and HEPA 60 Lennox Healthy Climate Indoor Air Quality HEPA systems. Contaminated air passes through this carbon pre-filter, allowing it trap large dirt.


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Lennox 92X08 HEPA 40/60 Foam PreFilter Genuine Lennox Part
Our Price: $39.95
Retail: $69.99
You Save 43%!

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Lennox 98N42 MERV 8 Pleated Furnace Filters 4-Pack 4-Pack
(98N42)

The Lennox 98N42 is a MERV 8 furnace filter 4-pack for your home. This furnace filter will protect your home from unhealthy contaminants and help keep your heating and cooling bill low.


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Lennox 98N42 MERV 8 Pleated Furnace Filters 4-Pack
Our Price: $39.96

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Lennox X4913 HEPA 40 Air Filtration System
(X4913)

The Lennox X4913 HEPA 40 Air Filtration System is a HEPA air filter system that removes nearly all allergy-inducing contaminants from you air, including small particles and bacteria. This HEPA 40 system also filters and freshens the air.

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Lennox X4913 HEPA 40 Air Filtration System
As Low As: $773.95
Retail: $899.95
You Save 14%!

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Lennox X8345 PureAir PCO-20C MERV 16 Upgrade Kit
(X8345)

The Lennox X8345 PureAir PCO-20C MERV 16 Upgrade Kit, part number x8345 is meant for your Lennox PureAir PCO-20C air filtration unit. This MERV 16 filter measures 21" x 26" x 4" inches.

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Lennox X8345 PureAir PCO-20C MERV 16 Upgrade Kit
Our Price: $279.95
Retail: $343.15
You Save 18%!

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Lennox Y6607 PureAir 613860-01 Replacement for PC03-20 PC03-16
(Y6607)

Lennox Y6607 PureAir 613860-01 Replacement for PC03-20 PC03-16


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Lennox Y6607 PureAir 613860-01 Replacement for PC03-20 PC03-16
Our Price: $67.95
Retail: $102.95
You Save 34%!

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Lennox X6661 HCC20-28 Healthy Climate HC16 Cabinet
(X6661)

The Lennox X6661 HCC20-28 Healthy Climate HC16 Cabinet is a replacement filter cabinet for Lennox Healthy Climate air cleaner models HC10 and HC 16. This air filter cabinet measures approximately 20x25x5 and is also known as the HCC20-28.

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Lennox X6661 HCC20-28 Healthy Climate HC16 Cabinet
Our Price: $89.95
Retail: $120.95
You Save 26%!

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Lennox Y2786 HCWB3-17 Whole House Humidifier 17 Gallons Per Day
(Y2786)

The Lennox humidifier is a humidifier for home use. Also known as a healthy climate humidifier, or the HCWB3-17, this whole house humidifier humidifies 17 gallons of water per day. The Lennox whole house bypass humidifier will maintain the highest c

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Lennox Y2786 HCWB3-17 Whole House Humidifier 17 Gallons Per Day
Our Price: $149.95
Retail: $199.99
You Save 25%!

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Lennox Y6598 PCO3-16-16 Air Purification Filter System
(Y6598)

The Lennox Y6598 PCO3-16-16 Healthy Climate PureAir Air Purification System features a Precision Pleat MERV 16 filter that traps particles down to an amazing 0.01 micron.

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Lennox Y6598 PCO3-16-16 Air Purification Filter System
Our Price: $689.95
Retail: $761.00
You Save 9%!

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Lennox X8314 MERV 16 Expandable Filter Replacement for PMAC-20C
(X8314)

The Lennox X8314 is the correct replacement for the following air cleaner: Lennox PMAC-20C Healthy Climate Air Cleaner

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Lennox X8314 MERV 16 Expandable Filter Replacement for PMAC-20C
Our Price: $79.95
Retail: $114.99
You Save 30%!

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Lennox Y6595 PureAir PCO3-20-16 Air Purification Filter System
(Y6595)

The Lennox Y6595 PCO3-20-16 Healthy Climate PureAir Air Purification System features a Precision Pleat MERV 16 filter that traps particles down to an amazing 0.01 micron.

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Lennox Y6595 PureAir PCO3-20-16 Air Purification Filter System
Our Price: $689.95
Retail: $765.00
You Save 10%!

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Lennox X8313 Healthy Climate HCXF20-16 MERV 16 Expandable Filter
(X8313)

The Lennox X8313 Healthy Climate HCXF20-16 MERV 16 Expandable Filter Replacement is the correct replacement for any furnace the needs a 20x25x5 filter. This expandable filter has a MERV rating of 16.

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In Stock! Ships in 6 to 7 business days.
Lennox X8313 Healthy Climate HCXF20-16 MERV 16 Expandable Filter
Our Price: $89.95
Retail: $131.25
You Save 31%!

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Lennox X8344 PureAir PCO-20C MERV 16 Upgrade Kit
(X8344)

The Lennox X8344 MERV 16 Filter Upgrade Kit is an upgrade kit for the Lennox PCO-20C Healthy Climate PureAir Air Purification System. This Lennox PureAir filter kit includes one MERV 16 filter, also known by part number X6669, and six UV bulbs.

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Lennox X8344 PureAir PCO-20C MERV 16 Upgrade Kit
Our Price: $219.95
Retail: $299.99
You Save 27%!

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Lennox 72H02 Whole House System Air Filter
(72H02)

The Lennox 72H02 Whole House System Air Filter is a replacement air filter for several Lennox model electronic whole house air purifiers. This pre-filter measures approximately 20x13x3/8 and directly replaces part number 72H0201.


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Lennox 72H02 Whole House System Air Filter
Our Price: $17.99
Retail: $20.99
You Save 14%!

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Lennox 91X23 MERV 8 14x20x1 Genuine Pleated Air Filters 4-Pack
(91X23)

The Lennox 91X23 MERV 8 14x20x1 Genuine Pleated Air Filters 4-Pack is a furnace and air conditioning filter that reduces the following allergens:


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Lennox 91X23 MERV 8 14x20x1 Genuine Pleated Air Filters 4-Pack
Our Price: $33.95
Retail: $38.95
You Save 13%!

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Lennox X8346 PureAir PCO-12C MERV 16 Maintenance Kit 17x26x4
(X8346)

The Lennox X8346 PureAir PCO-12C MERV 16 Maintenance Kit 17x26x4 is the correct upgrade for the following whole-house purification system: Lennox PureAir PCO 12C.

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In Stock! Ships in 1 to 2 business days.
Lennox X8346 PureAir PCO-12C MERV 16 Maintenance Kit 17x26x4
Our Price: $152.95
Retail: $215.00
You Save 29%!

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