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


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Lennox product list


Lennox Y2920 Whole House Air Filter Cabinet
(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


Special Order. Ships in 8 days.
Lennox Y2920 Whole House Air Filter Cabinet
Our Price: $93.75
Retail: $119.00
You Save 21%!

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Lennox X8345 MERV 16 Filter Upgrade Kit
(X8345)

The Lennox 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. Also known as the Lennox healthy climate, this filter upgrade kit will provide you with even

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In stock! Ships in 1 business day.
Lennox X8345 MERV 16 Filter Upgrade Kit
Our Price: $312.15
Retail: $343.15
You Save 9%!

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Lennox X4912 HEPA 20 Air Filtration System
(X4912)

This Lennox X4912 HEPA 20 Air Filtration System completely and quietly filters the air inside your home, several times a day. This Lennox Air Filtration Unit contains particles and prevents them from escaping.

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Special Order. Ships in 72 days.
Lennox X4912 HEPA 20 Air Filtration System
Our Price: $507.85
Retail: $599.99
You Save 15%!

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Lennox X8346 MERV 16 Filter Upgrade Kit
(X8346)

The Lennox X8346 MERV 16 Filter Upgrade Kit is the correct upgrade for the following whole-house purification system: Lennox PureAir PCO 12C This Lennox upgrade kit contains 4 PureAir UV-A lamps, and 1 PureAir MERV 16 filter. This upgrade kit

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Special Order. Ships in 4 days.
Lennox X8346 MERV 16 Filter Upgrade Kit
Our Price: $190.19
Retail: $215.00
You Save 12%!

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Lennox Y6598 PCO3-16-16 Air Purification Filter
(DLXY6598)

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.


Special Order. Ships in 21 days.
Lennox Y6598 PCO3-16-16 Air Purification Filter
Our Price: $700.50
Retail: $761.00
You Save 8%!

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

The Lennox 91X23 is a furnace and air conditioning filter that reduces the following allergens: Dust Pollen Mold spores


Special Order. Ships in 13 days.
Lennox 91X23 MERV 8 Pleated Air Filters 4-Pack
Our Price: $31.95
Retail: $38.95
You Save 18%!

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Lennox 98N44 MERV 8 Pleated Furnace Filter 4-Pack 4-Pack
(98N44)

This Lennox 98N44 MERV 8 Pleated Furnace Filters 4-Pack package is pleated filters that capture airborne particles and allergens between three to ten microns in size. The Lennox 98N44 MERV 8 filters come in this cost-cutting 4-pack package.


Special Order. Ships in 1 days.
Lennox 98N44 MERV 8 Pleated Furnace Filter 4-Pack
Our Price: $45.95

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Lennox X4573 UV-1000 Air Filtration System
(X4573)

This Lennox X4573 UV-1000 Air Filtration System features a dual interlock switch prevents accidental exposure to UV light during maintenance. This Lennox Healthy climate Filtration System kills airborne microorganisms.

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Special Order. Ships in 12 days.
Lennox X4573 UV-1000 Air Filtration System
Our Price: $331.99
Retail: $349.99
You Save 5%!

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Lennox 75X76 Air Filtration System UV Lamp Socket
(75X76)

The Lennox 75X76 Air Filtration System UV Lamp Socket is a replacement UV lamp socket for the Lennox PureAir Air Purification System models PCO-12C and PCO-20C.


In stock! Ships in 1 business day.
Lennox 75X76 Air Filtration System UV Lamp Socket
Our Price: $10.60

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Lennox X4575 UV-2000 Air Filtration System
(X4575)

The Lennox X4575 UV-2000 Air Filtration System is an air filtration system that utilizes ultraviolet energy for effective air purification. The Lennox Healthy Climate UV 2000 Germicidal Light improves indoor air quality.

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In stock! Ships in 1 business day.
Lennox X4575 UV-2000 Air Filtration System
Our Price: $519.16
Retail: $545.25
You Save 5%!

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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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In stock! Ships in 1 business day.
Lennox X4913 HEPA 40 Air Filtration System
Our Price: $841.95
Retail: $899.95
You Save 6%!

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Lennox 64X37 Ozone UV Purifier Lamp Replacement 6-Pack
(64X37)

The Lennox 64x37 is the correct replacement for the following lamps: Lennox UVO-1000 Healthy Climate UV Ozone Lamp Lennox UV03-500 Healthy Climate UV Ozone Lamp Lennox UVO3-523 Healthy Climate UV Ozone Lamp


In Stock! Ships in 1 to 2 business days.
Lennox 64X37 Ozone UV Purifier Lamp Replacement
Our Price: $551.70

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Lennox 91X44 Germicidal UV Light Power Cord
(DLX91X44)

The Lennox 91X44 Germicidal UV Light Power Cord includes 230 volts




In Stock! Ships in 1 to 2 business days.
Lennox 91X44 Germicidal UV Light Power Cord
Our Price: $34.89
Retail: $42.99
You Save 19%!

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Lennox Y6621 PCO3-14-16 PureAir Metal Mesh Insert
(DLXY6621)

The Lennox Y6621 PCO3-14-16 PureAir Metal Mesh Insert should be replaced every 12 months for optimal performance and efficiency.


In Stock! Ships in 1 to 2 business days.
Lennox Y6621 PCO3-14-16 PureAir Metal Mesh Insert
Our Price: $85.00
Retail: $102.95
You Save 17%!

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Lennox X8794 UV Lamp for Pure Air Filter Systems
(X8794)

The Lennox PureAir UV filter lamp works with your Lennox PureAir system. The uv filtration system of the Lennox PureAir activates the photocatalyst on the metal insert of your system. This allows chemicals to be captured and destroyed.


In Stock! Ships in 9 to 10 business days.
Lennox X8794 UV Lamp for Pure Air Filter Systems
Our Price: $36.95
Retail: $37.00
You Save 0%!

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Lennox X9424 UV Filtration Germicidal Lamp
(X9424)

By breaking pollutants and viruses down at the cellular level, this Lennox Healthy Climate Germicidal Light keeps them from spreading through your heating and cooling system and affecting the quality of air in your home. Since the U.S. Environmental

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Special Order. Ships in 10 days.
Lennox X9424 UV Filtration Germicidal Lamp
Our Price: $271.00
Retail: $299.99
You Save 10%!

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Lennox X9425 UV Filtration Germicidal Lamp
(X9425)

The Lennox X9425 is the correct replacement for the following air cleaner: Lennox Healthy Climate UVC-41W-D Air Purification System

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Special Order. Ships in 8 days.
Lennox X9425 UV Filtration Germicidal Lamp
Our Price: $360.55
Retail: $399.99
You Save 10%!

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Lennox Y2787 Whole House Humidifier 17 GPD
(Y2787)

The Lennox Y2787 Whole House Humidifier 17 GPD is a whole house humidifier. This Healthy Climate humidifier is designed to install directly into your home's HVAC system. This Lennox humidifier comes with a digital humidity control. The Lennox Y27

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Special Order. Ships in 2 days.
Lennox Y2787 Whole House Humidifier 17 GPD
Our Price: $226.88
Retail: $249.99
You Save 9%!

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Lennox Y1841 Healthy Climate WH-090 Dehumidifier
(Y1841)

The Lennox Y1841 Healthy Climate WH-090 Dehumidifier is a whole house dehumidifier. This Lennox dehumidifier easily fits in with any heating or cooling system. This home dehumidifier removes excess moisture from your indoor air. The Lennox Y1841 H

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Special Order. Ships in 6 days.
Lennox Y1841 Healthy Climate WH-090 Dehumidifier
Our Price: $1,244.97
Retail: $1,299.99
You Save 4%!

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Lennox Y2784 Whole House Humidifier 12 GPD
(Y2784)

This Lennox humidifier is the ideal healthy climate humidifier for home use. With the ability to humidify up to 3000 square feet, this 12 gallon humidifier works in harmony with your central system to solve health problems associated with dry air.

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Special Order. Ships in 3 days.
Lennox Y2784 Whole House Humidifier 12 GPD
Our Price: $116.99
Retail: $149.99
You Save 22%!

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Lennox Y2785 Whole House Humidifier 12 GPD
(Y2785)

The Lennox Y2785 Whole House Humidifier 12 GPD is a whole house humidifier with automatic humidifier control. The Lennox Healthy Climate Whole-Home Humidifier features a 12 gallon per day day capacity and a 3 gallon per hour water feed rate. This by

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Special Order. Ships in 5 days.
Lennox Y2785 Whole House Humidifier 12 GPD
Our Price: $171.99
Retail: $199.99
You Save 14%!

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Lennox X8347 MERV 16 Filter Upgrade Kit
(X8347)

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

Free shipping within the continental United States!

Special Order. Ships in 10 days.
Lennox X8347 MERV 16 Filter Upgrade Kit
Our Price: $327.99

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Lennox X8314 MERV 16 Expandable Filter Replacement
(X8314)

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

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Special Order. Ships in 7 days.
Lennox X8314 MERV 16 Expandable Filter Replacement
Our Price: $111.20
Retail: $114.99
You Save 3%!

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Lennox X8344 MERV 16 Filter 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.

Free shipping within the continental United States!

Special Order. Ships in 3 days.
Lennox X8344 MERV 16 Filter Upgrade Kit
Our Price: $275.27
Retail: $299.99
You Save 8%!

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Lennox X8307 MERV 16 Expandable Filter Kit
(X8307)

The Lennox X8307 MERV 16 Expandable Filter Kit is the correct replacement for several models of the following brands of air cleaners: Bryant & Carrier Honeywell Lennox Trion This Lennox Healthy Climate filter kit contains one filter and one

Free shipping within the continental United States!

Special Order. Ships in 5 days.
Lennox X8307 MERV 16 Expandable Filter Kit
Our Price: $137.00
Retail: $169.99
You Save 19%!

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Filters Fast - Lennox

" Thank you for your expert service when helping me get the proper filters for my old pool and filter system. The new ones are perfect and work very well. All the best! " - Jim, Alamo, CA
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