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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

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In Stock! Ships in 5 to 6 business days.
Lennox Y2920 Whole House Air Filter Cabinet
Our Price: $93.75
Retail: $119.00
You Save 21%!

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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: $9.25
Retail: $19.99
You Save 54%!

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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.


In stock! Ships in 1 business day.
Lennox 98N44 MERV 8 Pleated Furnace Filter 4-Pack
Our Price: $39.99

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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: $502.00
Retail: $799.99
You Save 37%!

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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 business day.
Lennox X6661 Healthy Climate Filter Cabinet
Our Price: $89.99
Retail: $120.95
You Save 26%!

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Lennox 91X25 MERV 8 Pleated Air Filters 4-Pack
(91X25)

The Lennox 91X25 MERV 8 Pleated Air Filters 4-Pack is a replacement set of pleated air filters that arrives in a 4 pack. These Healthy Climate furnace filters boast a MERV 8 rating, which can reduce mold spores, dust, and tiny particles from your ai


In stock! Ships in 1 business day.
Lennox 91X25 MERV 8 Pleated Air Filters
Our Price: $35.96

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Lennox 98N43 MERV 8 Pleated Furnace Filter 4-Pack 4-Pack
(98N43)

The Lennox 98N43 MERV 8 Pleated Furnace Filters 4-Pack is the correct replacement for all furnaces that require a 20x20x1 filter. These Lennox Healthy Climate filters remove particles and bioaerosols as small as 3 microns


In Stock! Ships in 5 to 6 business days.
Lennox 98N43 MERV 8 Pleated Furnace Filter 4-Pack
Our Price: $95.00

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Lennox 92X17 HEPA Filter Cartridge Replacement
(92X17)

This Lennox 92X17 HEPA Filter Cartridge Replacement offers a 3-stage filtration process is used to create a very effective filtration system. The Lennox Hepa Air Filter offers possible air-filtration performance.

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In Stock! Ships in 3 to 4 business days.
Lennox 92X17 HEPA Filter Cartridge Replacement
Our Price: $128.25
Retail: $198.40
You Save 35%!

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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 2 to 3 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 91X24 MERV 8 Pleated Air Filters 4-Pack 4-Pack
(91X24)

The Lennox 91X24 MERV 8 Pleated Air Filters 4-Pack is a set of pleated air filters that measures approximately 15x20x1 and has an a MERV 8 rating. This air conditioner filter arrives in a convenient 4 pack, which will last up to one year.


In Stock! Ships in 8 to 9 business days.
Lennox 91X24 MERV 8 Pleated Air Filters 4-Pack
Our Price: $37.95

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Lennox 72H03 Air Cleaner Filter Cell
(72H03)

This Lennox 72H03 Air Cleaner Filter Cell is a high quality filter cell that provides effective air filtration. The Lennox 72H03 Air Cleaner Filter Cell is a Genuine Lennox replacement filter for central air cleaners.

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In Stock! Ships in 5 to 6 business days.
Lennox 72H03 Air Cleaner Filter Cell
Our Price: $330.40
Retail: $349.99
You Save 6%!

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Lennox 69H85 Whole House Air Purifier Filter 6-Pack
(69H85)

The Lennox 69H85 Whole House Air Purifier Filter is a replacement air filter for the EAC12-14 and EAC-14 Healthy Climate Electronic Air Cleaner from Lennox. This washable pre-filter traps large pollutants, like dust and dirt particles, and helps you


In Stock! Ships in 16 to 17 business days.
Lennox 69H85 Whole House Air Purifier Filter
Our Price: $71.10

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Lennox 72H09 EAC-2000 Carbon Filter Replacement
(72H09)

The Lennox 72H09 EAC-2000 Carbon Filter Replacement is a replacement carbon air filter for the Lennox EAC-20 and EAC-2000 air cleaners. This charcoal filter is an genuine Lennox part and is made from high quality construction material.


In Stock! Ships in 5 to 6 business days.
Lennox 72H09 EAC-2000 Carbon Filter Replacement
Our Price: $80.82
Retail: $111.40
You Save 27%!

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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 9 to 10 business days.
Lennox 64X57 UV Humidifier Replacement Bulb
Our Price: $100.10
Retail: $116.95
You Save 14%!

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Lennox 64X36 UV Air Filter Lamp Replacement
(64X36)

The Lennox 64X36 UV Air Filter Lamp is the replacement bulb for Lennox UV-500 & UV-523 Germicide Lamp Systems. The Lennox 64X36 kills viruses, bacteria, yeast, mold, pollen & fungi.


In Stock! Ships in 15 to 16 business days.
Lennox 64X36 UV Air Filter Lamp Replacement
Our Price: $60.95
Retail: $76.13
You Save 20%!

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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 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 X4914 HEPA 60 Air Filtration System
(X4914)

This Lennox X4914 HEPA 60 Air Filtration System offers powerful, yet quiet performance. The Lennox Air Filtration System has a Sealed, Bypass Design.

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In Stock! Ships in 15 to 16 business days.
Lennox X4914 HEPA 60 Air Filtration System
Our Price: $1,183.99
Retail: $1,199.99
You Save 1%!

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Lennox X5804 HEPA 40/60 Air Filter System Kit
(X5804)

The Lennox X5804 HEPA 40/60 Air Filter System Kit is an air filter system kit for the Lennox HEPA 40 air cleaner. This Healthy Climate kit includes one pre-filter, four inner filters, and one O-ring.

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In Stock! Ships in 5 to 6 business days.
Lennox X5804 HEPA 40/60 Air Filter System Kit
Our Price: $201.68
Retail: $220.60
You Save 9%!

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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 98N45 MERV 8 Pleated Furnace Filter 4-Pack 4-Pack
(98N45)

This Lennox 98N45 MERV 8 Pleated Furnace Filters 4-Pack serve as an excellent choice to upgrade from the generic fiberglass filters in your local hardware store. The healthy climate filters come in this money-saving 4-pack package.


In Stock! Ships in 7 to 8 business days.
Lennox 98N45 MERV 8 Pleated Furnace Filter 4-Pack
Our Price: $42.96

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Lennox 98N46 MERV 8 Pleated Furnace Filter 4-Pack 4-Pack
(98N46)

This Lennox 98N46 MERV 8 Pleated Furnace Filters 4-Pack serves as an excellent choice to upgrade from the generic fiberglass filters in your local hardware store. The healthy climate filters come in this money-saving 4-pack package.


In Stock! Ships in 6 to 7 business days.
Lennox 98N46 MERV 8 Pleated Furnace Filter 4-Pack
Our Price: $37.96

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Lennox X2678 HEPA 20 Charcoal Carbon Filter
(X2678)

The Lennox X2678 HEPA 20 Charcoal Carbon Filter is a replacement charcoal carbon filter for the Lennox Healthy Climate HEPA 20 Bypass Filtration Unit. This is an inner filter used in the third stage of filtration for the removal of odors


In Stock! Ships in 2 to 3 business days.
Lennox X2678 HEPA 20 Charcoal Carbon Filter
Our Price: $38.00
Retail: $40.28
You Save 6%!

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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.

Free shipping within the continental United States!

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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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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