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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 X8312 MERV 16 Expandable Filter Replacement
(X8312)

The Lennox X8312 MERV 16 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. This MERV 16 rated filter will capture very small particles.

Free shipping within the continental United States!

Special Order. Ships in 8 days.
Lennox X8312 MERV 16 Expandable Filter Replacement
Our Price: $109.16
Retail: $124.81
You Save 13%!

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Lennox Y6608 PCO3-20-16 Air Filter Maintenance Kit
(DLXY6608)

The Lennox Y6608 PCO3-20-16 PCO3-20-16 Air Filter Maintenance Kit includes the following:


Special Order. Ships in 18 days.
Lennox Y6608 PCO3-20-16 Air Filter Maintenance Kit
Our Price: $166.54
Retail: $178.54
You Save 7%!

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Lennox X8349 MERV 10 Filter Maintenance Kit
(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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Special Order. Ships in 9 days.
Lennox X8349 MERV 10 Filter Maintenance Kit
Our Price: $195.00
Retail: $225.25
You Save 13%!

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Lennox Y6612 PCO3-16-16 Air Filter Maintenance Kit
(DLXY6612)

The Lennox Y6612 PCO3-16-16 Air Filter Maintenance Kit includes the following:


Special Order. Ships in 21 days.
Lennox Y6612 PCO3-16-16 Air Filter Maintenance Kit
Our Price: $166.54
Retail: $178.54
You Save 7%!

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Lennox X4137 HEPA 20 Carbon PreFilter Replacement
(X4137)

The Lennox X4137 HEPA 20 Carbon PreFilter Replacement is a replacement carbon pre-filter for the Lennox Healthy Climate HEPA 20 Filtration System. This carbon pre-filter is the first stage of the HEPA 20 filtration process.


Special Order. Ships in 6 days.
Lennox X4137 HEPA 20 Carbon PreFilter Replacement
Our Price: $37.67
Retail: $46.95
You Save 20%!

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Lennox 75X73 Metal Mesh Filter
(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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Out of stock
Lennox 75X73 Metal Mesh Filter
Our Price: $165.99
Retail: $189.95
You Save 13%!

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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.


Special Order. Ships in 19 days.
Lennox 64X36 UV Air Filter Lamp Replacement
Our Price: $59.95
Retail: $76.13
You Save 21%!

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Lennox 47N69 Pleat Spacers 6-pack
(DLX47N69)

The Lennox 47N69 Pleat Spacers 6-pack include 32 black teeth for each spacer.


Special Order. Ships in 16 days.
Lennox 47N69 Pleat Spacers 6-pack
Our Price: $23.50
Retail: $34.99
You Save 33%!

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FiltersFast Brand White Rodgers 16x26x5 F825-0548 2Pack
(FFC16265WRMM13)

The FiltersFast Brand White Rodgers 16x26x5 F825-0548 2Pack is a compatible economical alternative to the genuine 16x26x5 air furnace filter.


In Stock! Ships in 2 to 3 business days.
FiltersFast Brand White Rodgers 16x26x5 F825-0548 2Pack
Our Price: $70.00
Retail: $90.00
You Save 22%!

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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 8 days.
Lennox X4573 UV-1000 Air Filtration System
Our Price: $330.99
Retail: $349.99
You Save 5%!

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Lennox 64X62 UV Humidifier System Ballast
(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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Special Order. Ships in 12 days.
Lennox 64X62 UV Humidifier System Ballast
Our Price: $137.22
Retail: $149.99
You Save 9%!

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Lennox Y6616 PCO3-14-16 PureAir Maintenance Kit
(DLXY6616)

The Lennox Y6616 PCO3-14-16 Air Filter Maintenance Kit includes the following:




Special Order. Ships in 20 days.
Lennox Y6616 PCO3-14-16 PureAir Maintenance Kit
Our Price: $166.54
Retail: $178.54
You Save 7%!

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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

Free shipping within the continental United States!

In stock! Ships in 1 business day.
Lennox X8345 MERV 16 Filter Upgrade Kit
Our Price: $311.15
Retail: $343.15
You Save 9%!

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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: $92.75
Retail: $119.00
You Save 22%!

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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.


Special Order. Ships in 5 days.
Lennox 98N42 MERV 8 Pleated Furnace Filters 4-Pack
Our Price: $33.95

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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


Special Order. Ships in 15 days.
Lennox 69H85 Whole House Air Purifier Filter
Our Price: $65.10

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Lennox 92X10 40/60 HEPA Filter Replacement
(92X10)

This Lennox Charcoal Carbon Filter 92X10 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.

Free shipping within the continental United States!

Special Order. Ships in 7 days.
Lennox 92X10 40/60 HEPA Filter Replacement
Our Price: $260.99
Retail: $284.96
You Save 8%!

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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

Free shipping within the continental United States!

Special Order. Ships in 4 days.
Lennox X8346 MERV 16 Filter Upgrade Kit
Our Price: $189.19
Retail: $215.00
You Save 12%!

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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

Free shipping within the continental United States!

Special Order. Ships in 8 days.
Lennox X9423 UV Filtration Germicidal Lamp
Our Price: $179.00
Retail: $214.58
You Save 17%!

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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.

Free shipping within the continental United States!

In stock! Ships in 1 business day.
Lennox X4575 UV-2000 Air Filtration System
Our Price: $518.16
Retail: $545.25
You Save 5%!

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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 4 days.
Lennox X8347 MERV 16 Filter Upgrade Kit
Our Price: $326.99

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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


Special Order. Ships in 9 days.
Lennox 64X57 UV Humidifier Replacement Bulb
Our Price: $99.10
Retail: $116.95
You Save 15%!

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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.

Free shipping within the continental United States!

Special Order. Ships in 5 days.
Lennox X5804 HEPA 40/60 Air Filter System Kit
Our Price: $200.68
Retail: $220.60
You Save 9%!

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Lennox Y2786 Whole House Humidifier 17 GPD
(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

Free shipping within the continental United States!

Special Order. Ships in 5 days.
Lennox Y2786 Whole House Humidifier 17 GPD
Our Price: $134.85
Retail: $149.99
You Save 10%!

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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.

Free shipping within the continental United States!

Special Order. Ships in 6 days.
Lennox X8304 MERV 10 Expandable Filter Kit
Our Price: $100.99
Retail: $104.99
You Save 4%!

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