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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 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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Discontinued Product Read Description.
Lennox Y2784 Whole House Humidifier 12 GPD
Our Price: $116.99
Retail: $149.99
You Save 22%!

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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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In Stock! Ships in 1 to 2 business days.
Lennox X8346 MERV 16 Filter Upgrade Kit
Our Price: $190.19
Retail: $215.00
You Save 12%!

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Lennox 94X98 HEPA 20 Filter System Carbon Canister
(94X98)

The Lennox 94X98 HEPA 20 Filter System Carbon Canister is a replacement carbon canister for the Lennox HEPA 20 whole house air cleaner, which is designed to be attached to the ductwork of a home or office.

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In Stock! Ships in 1 to 2 business days.
Lennox 94X98 HEPA 20 Filter System Carbon Canister
Our Price: $101.86
Retail: $141.00
You Save 28%!

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Lennox X9423 UV Filtration Germicidal Lamp
(X9423)

The Lennox germicidal light, part number X9423, is a uv germicidal bulb for your homes HVAC system. The uv germicidal light uses ultraviolet energy that reduce harmful microorganisms in your air. This uv germicidal lamp will use intense UV light to

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In Stock! Ships in 3 to 4 business days.
Lennox X9423 UV Filtration Germicidal Lamp
Our Price: $180.00
Retail: $214.58
You Save 16%!

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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 9 to 10 business days.
Lennox X8345 MERV 16 Filter Upgrade Kit
Our Price: $312.15
Retail: $343.15
You Save 9%!

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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

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In Stock! Ships in 8 to 9 business days.
Lennox X8347 MERV 16 Filter Upgrade Kit
Our Price: $289.99
Retail: $326.95
You Save 11%!

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Lennox 64X57 UV Humidifier Replacement Bulb
(64X57)

The Lennox 64X57 UV Humidifier Replacement Bulb is the correct replacement for the following models of humidifiers: Lennox UVO-1000 Lennox UVO3-1000 Lennox UVO3-1023 This UV humidifier replacement bulb controls and kills contaminants in your

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In Stock! Ships in 1 to 2 business days.
Lennox 64X57 UV Humidifier Replacement Bulb
Our Price: $100.10
Retail: $116.95
You Save 14%!

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Lennox Y6601 PCO3-14-16 Air Purification Filter
(DLXY6601)

The Lennox Y6601 PCO3-14-16 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 Y6601 PCO3-14-16 Air Purification Filter
Our Price: $697.95
Retail: $771.00
You Save 9%!

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Lennox Y2789 Whole House Humidifier 18 GPD
(Y2789)

This Lennox humidity control system is ideal for home use. This whole home humidifier is not a stand alone unit and must be installed in your forced duct system. This 18 gallon Lennox home humidifier is ideal for moiturizing dry winter air.

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Special Order. Ships in 1 days.
Lennox Y2789 Whole House Humidifier 18 GPD
Our Price: $306.99
Retail: $399.99
You Save 23%!

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Lennox X6661 Healthy Climate Filter Cabinet
(X6661)

The Lennox X6661 Healthy Climate Filter 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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In Stock! Ships in 1 to 2 business days.
Lennox X6661 Healthy Climate Filter Cabinet
Our Price: $89.99
Retail: $120.95
You Save 26%!

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Lennox X4574 UV Air Filter Germicidal Light System
(X4574)

The Lennox X4574 UV Air Filter Germicidal Light System is a UV air filtration system that improves the indoor air quality of your home through the use of germicidal light.

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In Stock! Ships in 5 to 6 business days.
Lennox X4574 UV Air Filter Germicidal Light System
Our Price: $386.80
Retail: $399.99
You Save 3%!

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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 7 to 8 business days.
Lennox X4575 UV-2000 Air Filtration System
Our Price: $502.00
Retail: $799.99
You Save 37%!

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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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In Stock! Ships in 10 to 11 business days.
Lennox X4912 HEPA 20 Air Filtration System
Our Price: $507.85
Retail: $599.99
You Save 15%!

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Lennox X4141 Healthy Climate Air Filtration System
(X4141)

This Lennox X4141 Healthy Climate Air Filtration System meets ASHRAE 62.2 Standard for Ventilation. The Lennox Ventilation Control System is compatible with any forced air HVAC system.

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In Stock! Ships in 5 to 6 business days.
Lennox X4141 Healthy Climate Air Filtration System
Our Price: $201.98
Retail: $249.99
You Save 19%!

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Lennox X8303 MERV 10 Expandable Filter Kit
(X8303)

The Lennox X8303 MERV 10 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


In Stock! Ships in 5 to 6 business days.
Lennox X8303 MERV 10 Expandable Filter Kit
Our Price: $49.50
Retail: $49.99
You Save 1%!

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Lennox X8304 MERV 10 Expandable Filter Kit
(X8304)

This Lennox Expandable Filter is a genuine Lennox part. The Lennox Healthy Climate Filter is a viable replacement for several Air Cleaner Models.

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In Stock! Ships in 1 to 2 business days.
Lennox X8304 MERV 10 Expandable Filter Kit
Our Price: $101.99
Retail: $104.99
You Save 3%!

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Lennox X8305 MERV 10 Expandable Filter Kit
(X8305)

The Lennox X8305 MERV 10 Expandable Filter Kit is a filter kit that includes a replacement expandable furnace filter and a replacement inner housing reusable filter frame. This expandable filter measures approximately 20x20x5.


In Stock! Ships in 5 to 6 business days.
Lennox X8305 MERV 10 Expandable Filter Kit
Our Price: $60.99
Retail: $99.99
You Save 39%!

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Lennox X8306 MERV 16 Expandable Filter Kit
(X8306)

The Lennox X8306 expandable filter is a MERV 16 furnace filter for your home. This Lennox healthy climate filter measures 16x25x5 inches.

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In Stock! Ships in 2 to 3 business days.
Lennox X8306 MERV 16 Expandable Filter Kit
Our Price: $142.00
Retail: $169.99
You Save 16%!

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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

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In Stock! Ships in 17 to 18 business days.
Lennox X8307 MERV 16 Expandable Filter Kit
Our Price: $137.00
Retail: $169.99
You Save 19%!

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Lennox X8308 MERV 16 Expandable Filter Kit
(X8308)

This Lennox Expandable Filter is a genuine Lennox part. The Lennox Healthy Climate Filter is a viable replacement for several Air Cleaner Models.

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In Stock! Ships in 5 to 6 business days.
Lennox X8308 MERV 16 Expandable Filter Kit
Our Price: $131.99
Retail: $149.99
You Save 12%!

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Lennox X6666 MERV 16 Pleated Air Filter Media 5-Pack
(X6666)

This Lennox Box Filter is a genuine MERV 16 filter. The Lennox Furnace Filter Box should only be replaced every six months.

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In Stock! Ships in 1 to 2 business days.
Lennox X6666 MERV 16 Pleated Air Filter Media
Our Price: $509.75

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Lennox X7751 HCC20-28 Replacement Filter Cabinet
(X7751)

The Lennox X7751 replacement Healthy Climate Cabinet is used in air conditioning systems to provide whole house filtration. The metal construction provides durability for year round home comfort with little maintenance. The unit is not powered for r

Free shipping within the continental United States!

In Stock! Ships in 5 to 6 business days.
Lennox X7751 HCC20-28 Replacement Filter Cabinet
Our Price: $301.95
Retail: $349.99
You Save 14%!

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Lennox X7930 Furnace Filter Cabinet
(X7930)

The Lennox X7930 Furnace Filter Cabinet is also known as the Lennox Healthy Climate HCC14-23. This air filter container does not come with a filter, and it needs to be purchased seperately.


In Stock! Ships in 4 to 5 business days.
Lennox X7930 Furnace Filter Cabinet
Our Price: $75.98
Retail: $99.99
You Save 24%!

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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

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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 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 33 to 34 business days.
Lennox 75X76 Air Filtration System UV Lamp Socket
Our Price: $9.25
Retail: $19.99
You Save 54%!

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