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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 Y6605-16x26x5 MERV 16 PureAir PCO3-16-16
(Y6605)

The FiltersFast FF-Y6605 is the compatible replacement for the Lennox Y6605- PureAir PCO3-16-16.


In stock! Ships in 1 business day.
Lennox Y6605-16x26x5 MERV 16 PureAir PCO3-16-16
Our Price: $106.95
Retail: $109.95
You Save 3%!

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Lennox X1152 MERV 11 Pleated Media Furnace Filter
(X1152)

The Lennox X1152 MERV 10 Pleated Media Furnace Filter is the replacement filter cartridge for several Lennox, Trion Air Bear, other air cleaner systems requiring 20x25x5 furnace filters.


In stock! Ships in 1 business day.
Lennox X1152 MERV 11 Pleated Media Furnace Filter
Our Price: $33.95

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Lennox X8149 UVA Air Filtration System Lamp
(X8149)

The Lennox X8149 UV filter lamp works with your PureAir PCO-12C and PureAir PCO-20C filtration system. This uv filter bulb works with your filtration system and oxidizes comtaminants in the air through the use of light rays and no toxic chemicals.


In stock! Ships in 1 business day.
Lennox X8149 UVA Air Filtration System Lamp
Our Price: $30.00
Retail: $113.40
You Save 74%!

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Lennox Y6606 PCO3-14-16 Air Filtration Filter
(DLXY6606)

The Lennox Y6606 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.


Special Order. Ships in 13 days.
Lennox Y6606 PCO3-14-16 Air Filtration Filter
Our Price: $86.37
Retail: $93.99
You Save 8%!

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Lennox X0584 MERV 11 Pleated Media Filter
(X0584)

The Lennox X0584 MERV 10 Pleated Media Filter is a pleated air filter that replaces the filter media in the Lennox BMAC-14CE box media air cleaner and also fits inside Lennox the EAC012 and EAC0-14 model air cleaner cabinets in place of its electron


In stock! Ships in 1 business day.
Lennox X0584 MERV 11 Pleated Media Filter
As Low As: $33.95
Retail: $81.70
You Save 58%!

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Lennox X8309 MERV 10 Expandable Filter Replacement
(X8309)

The Lennox X8309 MERV 10 Expandable Filter Replacement is a replacement expandable filter for the Lennox 16x25x5 model air cleaner. This pleated air filter measures approximately 16x25x5 and boasts a MERV 10 rating.


In stock! Ships in 1 business day.
Lennox X8309 MERV 10 Expandable Filter Replacement
Our Price: $34.39
Retail: $39.50
You Save 13%!

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FiltersFast Brand Trion 16x25x3 Air Bear MERV13 3-Pack
(FFC16253TABM13)

The FiltersFast Brand Trion 16x25x3 Air Bear MERV13 3-Pack Filter is a compatible version of the genuine Trion Air Bear Media AC Filter 16x25x3, 255649-101.


In Stock! Ships in 1 to 2 business days.
FiltersFast Brand Trion 16x25x3 Air Bear MERV13 3-Pack
Our Price: $84.00
Retail: $100.00
You Save 16%!

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Lennox Y0390 UV Air Filtration Lamp Replacement
(Y0390)

This 22 watt UV light is a genuine Lennox replacement bulb designed to be used in the Lennox UVC-24V to eliminate pollutants from your indoor air. By using intense ultraviolet light rays, the Lennox Y0390 replacement bulb penetrates the cell walls


Special Order. Ships in 5 days.
Lennox Y0390 UV Air Filtration Lamp Replacement
Our Price: $47.95
Retail: $53.62
You Save 11%!

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Lennox X0581 MERV 11 Pleated Furnace Filter Media
(X0581)

This Lennox X0581 MERV 10 Pleated Furnace Filter Media provides high efficiency filtration. This Merv 10 furnace filter requires no assembly or combs.


In stock! Ships in 1 business day.
Lennox X0581 MERV 11 Pleated Furnace Filter Media
Our Price: $27.10
Retail: $29.99
You Save 10%!

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Lennox X5424 MERV 16 Pleated 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.


Special Order. Ships in 14 days.
Lennox X5424 MERV 16 Pleated Furnace Filter Media
Our Price: $100.95
Retail: $122.45
You Save 18%!

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FiltersFast Brand White Rodgers 16x26x5 F825-0548 2Pack
(FFC16265WRM8)

If you are looking for a FiltersFast Brand economical compatible alternative for the OEM White Rodgers 16x26x5 Air Furnace Filter try this White Rodgers 16x26x5 Furnace Filter Replacement F825-0548.


In Stock! Ships in 1 to 2 business days.
FiltersFast Brand White Rodgers 16x26x5 F825-0548 2Pack
Our Price: $58.00
Retail: $59.99
You Save 3%!

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Lennox X8311 MERV 11 Expandable Filter Replacement
(X8311)

The Lennox X8311 is the correct filter for the following air cleaner: Lennox Healthy Climate HCXF14 Air Filtration System


In stock! Ships in 1 business day.
Lennox X8311 MERV 11 Expandable Filter Replacement
Our Price: $34.39
Retail: $38.71
You Save 11%!

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Lennox X4138 HEPA 40/60 Carbon PreFilter
(X4138)

This Lennox X4138 HEPA 40/60 Carbon PreFilter is a part of the Lennox “Healthy Climate” line of indoor air quality products. This Lennox HEPA 60 filter has an estimated life of 6 months.


In stock! Ships in 1 business day.
Lennox X4138 HEPA 40/60 Carbon PreFilter
Our Price: $32.99
Retail: $38.51
You Save 14%!

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Lennox X8789 MERV 16 Filter Media Replacement
(X8789)

The Lennox X8789 MERV 16 Filter Media Replacement is the correct replacement for any HVAC system that requires a 16" x 26" x 5" filter. This Lennox Healthy Climate filter has an efficiency rating of MERV 16, the highest efficiency rating. The Len

Free shipping within the continental United States!

In stock! Ships in 1 business day.
Lennox X8789 MERV 16 Filter Media Replacement
Our Price: $170.99
Retail: $226.95
You Save 25%!

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Lennox X6669 MERV 16 Pleated Filter Media
(X6669)

The Lennox X6669 is a pleated box filter for your Pureair air cleaner. This air filter box measures 21x26x4 inches and is a pleated air filter. The Lennox x6669 furnace filter box can also be used to upgrade your older Pureair unit to a MERV 16.

Free shipping within the continental United States!

In stock! Ships in 1 business day.
Lennox X6669 MERV 16 Pleated Filter Media
Our Price: $119.83
Retail: $149.99
You Save 20%!

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FiltersFast Brand F825-0549 White Rodgers 20x26x5 2Pack
(FFC20265WR)

The Filters Fast Compatible 20x26x5 MERV 11 Air Filter can be used as an upgrade for White Rodgers part number F825-0549. Upgrade your White Rodgers Media Filter today and get a better filter for the same price as the original manufacturer's brand!


In Stock! Ships in 2 to 3 business days.
FiltersFast Brand F825-0549 White Rodgers 20x26x5 2Pack
Our Price: $73.99
Retail: $79.99
You Save 8%!

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Trion Air Bear Media AC Filter 16x25x3 6-Pack
(255649-101 6pack)

The Trion Air Bear Media AC Filter 16x25x3 part number 255649-101 is a genuine Trion Air Bear pleated media filter. The 255649101 can be used in Trion models Air Bear TM and Air Bear Cub. Replaces 229990-101 and 229990-001 as an upgrade.

Free shipping within the continental United States!

In Stock! Ships in 1 to 2 business days.
Trion Air Bear Media AC Filter 16x25x3 6-Pack
Our Price: $100.95
Retail: $132.00
You Save 24%!

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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 17 days.
Lennox Y6612 PCO3-16-16 Air Filter Maintenance Kit
Our Price: $167.54
Retail: $178.54
You Save 6%!

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Lennox Y0391 UV Filtration Lamp Replacement
(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


Special Order. Ships in 9 days.
Lennox Y0391 UV Filtration Lamp Replacement
Our Price: $61.95
Retail: $69.34
You Save 11%!

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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: $110.16
Retail: $124.81
You Save 12%!

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Lennox X8348 MERV 10 Filter Maintenance Kit
(X8348)

The Lennox X8348 MERV 10 Filter Maintenance Kit is a maintenance kit for the Lennox PCO-20C PureAir Air Purification System. This PureAir maintenance kit includes: one MERV 10 filter, also known as part number X6667; one catalyst insert, also known

Free shipping within the continental United States!

In stock! Ships in 1 business day.
Lennox X8348 MERV 10 Filter Maintenance Kit
Our Price: $226.30
Retail: $254.95
You Save 11%!

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FiltersFast Brand F825-0548 White Rodgers 16x26x5 2-Pack
(FFC16265WR)

The Filters Fast Compatible 16x26x5 MERV 11 Air Filter can be used as an upgrade for White Rodgers part number F825-0548. Upgrade your White Rodgers Media Filter today and get a better filter for the same price as the original manufacturer's brand!


In Stock! Ships in 1 to 2 business days.
FiltersFast Brand F825-0548 White Rodgers 16x26x5 2-Pack
Our Price: $55.25

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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 3 days.
Lennox X4137 HEPA 20 Carbon PreFilter Replacement
Our Price: $38.67
Retail: $46.95
You Save 18%!

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Lennox 75X66 Metal Mesh Filter
(75X66)

The Lennox 75X66 Metal Mesh Filter is the correct replacement for the following air cleaner: Lennox Pureair PCO-2OC The Lennox Pureair air cleaner is the only air cleaner made that destroys odors and VOC's, and has a MERV rating of MERV 16.

Free shipping within the continental United States!

In Stock! Ships in 2 to 3 business days.
Lennox 75X66 Metal Mesh Filter
Our Price: $154.00
Retail: $199.99
You Save 23%!

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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 4 days.
Lennox 98N42 MERV 8 Pleated Furnace Filters 4-Pack
Our Price: $37.95

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Filters Fast - Lennox

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