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Here at Filter Shipping, we carry a full line up of Lennox filters for your furnace, air conditioner, and air cleaner. Lennox also makes filters for other major brands, such as Honeywell, Air Bear, Aprilaire, and more.

Lennox Replacement Furnace Filters

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Lennox x0581 MERV 11 Filter Lennox x0583 MERV 11 Filter Lennox x6670 2-Pack Special
Lennox Healthy Climate
x0581 Box Filter

Nominal Size: 16" x 25" x 3"
Exact Size: 15.875" x 24.25" x 3"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months
Replacement For: Trion 255649-101
Lennox Healthy Climate
x0583 Box Filter

Nominal Size: 16" x 25" x 5"
Exact Size: 16" x 24.75" x 4.375"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months
Replacement For: Honeywell FC100A-1029 & FC200E-1029
Lennox Healthy Climate
x6670 2-Pack Special

Nominal Size: 16" x 25" x 5"
Exact Size: 15.75" x 24.75" x 4.375"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months
Quantity in Case: 2

Lennox x6670 5-Pack Special Lennox x6670 MERV 11 Filter Lennox x6672 2-Pack Special
Lennox 16x25x5 x6670 Box Filter
Our Price: $27.00

(10)
Lennox Healthy Climate
x6670 5-Pack Special

Nominal Size: 16" x 25" x 5"
Exact Size: 15.75" x 24.75" x 4.375"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months
Quantity in Case: 5

Lennox Healthy Climate
x6670 Box Filter

Nominal Size: 16" x 25" x 5"
Exact Size: 15.75" x 24.75" x 4.375"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months

Lennox Healthy Climate
x6672 2-Pack Special

Nominal Size: 16" x 25" x 5"
Exact Size: 15.75" x 24.75" x 4.375"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months
Allergen Grade: Premium
Quantity in Case: 2


Lennox x6672 5-Pack Special Lennox x6672 MERV 16 Filter Lennox x0584 MERV 11 Filter
Lennox Healthy Climate
x6672 5-Pack Special

Nominal Size: 16" x 25" x 5"
Exact Size: 15.75" x 24.75" x 4.375"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months
Allergen Grade: Premium
Quantity in Case: 5

Lennox Healthy Climate
x6672 Box Filter w/ Carbon

Nominal Size: 16" x 25" x 5"
Exact Size: 15.75" x 24.75" x 4.375"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months
Allergen Grade: Premium

Lennox Healthy Climate
x0584 Box Filter

Nominal Size: 16" x 26" x 5"
Exact Size: 16.375" x 26" x 5.156"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months

Lennox 17"x26"x4" x6664 MERV 11 Box Filter Lennox 17"x26"x4" x6666 MERV 16 Box Filter Lennox x0585 2-Pack Special
Lennox Healthy Climate
x6664 Box Filter

Nominal Size: 17" x 26" x 4"
Exact Size: 16.625" x 26.75" x 4"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months

Lennox Healthy Climate
x6666 Box Filter

Nominal Size: 17" x 26" x 4"
Exact Size: 16.625" x 26.75" x 4"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months

Lennox Healthy Climate
x0585 2-Pack Special

Nominal Size: 20" x 20" x 5"
Exact Size: 20" x 19.75" x 4.375"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months
Replacement For: Honeywell FC100A1011 & FC200E1011
Quantity in Case: 2


Lennox x0585 MERV 11 Filter Lennox x7935 2-Pack Special Lennox x7935 5-Pack Special
Lennox Healthy Climate
x0585 Box Filter

Nominal Size: 20" x 20" x 5"
Exact Size: 20" x 19.75" x 4.375"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months
Replacement For: Honeywell FC100A1011 & FC200E1011

Lennox Healthy Climate
x7935 2-Pack Special

Nominal Size: 20" x 20" x 5"
Exact Size: 20" x 19.75" x 4.375"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months
Allergen Grade: Premium
Quantity in Case: 2


Lennox Healthy Climate
x7935 5-Pack Special

Nominal Size: 20" x 20" x 5"
Exact Size: 20" x 19.75" x 4.375"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months
Allergen Grade: Premium
Quantity in Case: 5

Lennox x7935 MERV 16 Filter Lennox x0586 MERV 11 Filter Lennox 20"x25"x5" x1152 MERV 11 Box Filter
Lennox 20x25x5 x0586 Box Filter
Our Price: $29.00

(2)
Lennox 20x25x5 x1152 Box Filter
Our Price: $25.00

(2)
Lennox Healthy Climate
x7935 Box Filter w/ Carbon

Nominal Size: 20" x 20" x 5"
Exact Size: 20" x 19.75" x 4.375"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months
Allergen Grade: Premium

Lennox Healthy Climate
x0586 Box Filter

Nominal Size: 20" x 25" x 5"
Exact Size: 20" x 24.75" x 4.375"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months
Replacement For: FC100A-1037 & FC200E-1037

Lennox Healthy Climate
x1152 Air Bear Filter

Nominal Size: 20" x 25" x 5"
Exact Size: 19.75" x 24.25" x 5"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months
Replacement For: 255649-102 & 229990-102

Lennox x6673 2-Pack Special Lennox x6673 5-Pack Special Lennox x6673 MERV 11 Filter
Lennox 20x25x5 x6673 Box Filter
Our Price: $29.00

(8)
Lennox Healthy Climate
x6673 2-Pack Special

Nominal Size: 20" x 25" x 5"
Exact Size: 19.75" x 24.75" x 4.375"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months
Quantity in Case: 2


Lennox Healthy Climate
x6673 5-Pack Special

Nominal Size: 20" x 25" x 5"
Exact Size: 19.75" x 24.75" x 4.375"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months
Quantity in Case: 5

Lennox Healthy Climate
x6673 Box Filter

Nominal Size: 20" x 25" x 5"
Exact Size: 19.75" x 24.75" x 4.375"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months

Lennox x6675 2-Pack Special Lennox x6675 5-Pack Special Lennox x6675 MERV 16 Filter
Lennox Healthy Climate
x6675 Box 2-Pack Special

Nominal Size: 20" x 25" x 5"
Exact Size: 19.75" x 24.75" x 4.375"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months
Allergen Grade: Premium
Quantity in Case: 2


Lennox Healthy Climate
x6675 Box 5-Pack Special

Nominal Size: 20" x 25" x 5"
Exact Size: 19.75" x 24.75" x 4.375"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months
Allergen Grade: Premium
Quantity in Case: 5

Lennox Healthy Climate
x6675 Box Filter w/ Carbon

Nominal Size: 20" x 25" x 5"
Exact Size: 19.75" x 24.75" x 4.375"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months
Allergen Grade: Premium

Lennox x0587 MERV 11 Filter Lennox 21"x26"x4" x6667 MERV 11 Box Filter Lennox 21"x26"x4" x6669 MERV 16 Box Filter
Lennox 20x26x5 x0587 Box Filter
Our Price: $29.00

(1)
Lennox 21x26x4 x6667 Box Filter
Our Price: $30.00

(1)
Lennox Healthy Climate
x0587 Box Filter

Nominal Size: 20" x 26" x 5"
Exact Size: 20.438" x 26" x 5.156"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months

Lennox Healthy Climate
x6667 Box Filter

Nominal Size: 21" x 26" x 4"
Exact Size: 21.25" x 26" x 4"
Filter Rating: MERV 11
Expected Duration: 6 to 12 months

Lennox Healthy Climate
x6669 Box Filter

Nominal Size: 21" x 26" x 4"
Exact Size: 21.25" x 26" x 4"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months

Lennox x8789 MERV 16 Filter Lennox x8790 MERV 16 Filter Lennox x8788 MERV 16 Filter
Lennox Healthy Climate
x8789 Box Filter

Nominal Size: 16" x 26" x 5"
Exact Size: 16.375" x 25.5" x 4.375"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months
Allergen Grade: Premium

Lennox Healthy Climate
x8790 Box Filter

Nominal Size: 20" x 21" x 5"
Exact Size: 20" x 20.625" x 4.375"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months
Allergen Grade: Premium

Lennox Healthy Climate
x8788 Box Filter

Nominal Size: 20" x 26" x 5"
Exact Size: 20" x 25.5" x 4.375"
Filter Rating: MERV 16
Expected Duration: 6 to 12 months
Allergen Grade: Premium