Lennox furnace filters and air filters are needed to keep a good efficiency of your cooling and heating system.
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Lennox Air and Furnace Filters product list


FiltersFast FF20255X6673M11 Replacement for Lennox X6673 MERV11, 20x25x5 - 2-Pack
Our Price: $49.95
Retail: $59.99
You Save 17%!
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In Stock! Ships in 1 to 2 business days.
FiltersFast FF16255X6670M11 Replacement for Lennox X6670 MERV11, 16x25x5 - 2-Pack
Our Price: $45.95
Retail: $69.99
You Save 34%!
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In Stock! Ships in 1 to 2 business days.
Lennox Y6604 Healthy Climate PureAir PCO3-20-16 MERV 16 20x26x5
Our Price: $109.95
Retail: $129.99
You Save 15%!
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Free shipping within the continental United States!
In Stock! Ships in 1 to 2 business days.
FiltersFast FF20255X6673M13 Replacement for Lennox X6673 MERV13, 20x25x5 - 2-Pack
Our Price: $64.95
Retail: $89.99
You Save 28%!
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In Stock! Ships in 1 to 2 business days.
FiltersFast FF16255X6670M13 Replacement for Lennox X6670 MERV13, 16x25x5 - 2-Pack
Our Price: $55.95
Retail: $89.99
You Save 38%!
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In Stock! Ships in 1 to 2 business days.
FiltersFast FF20255X6673M8 Replacement for Lennox X6673 MERV8, 20x25x5 - 2-Pack
Our Price: $42.95
Retail: $48.99
You Save 12%!
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In Stock! Ships in 1 to 2 business days.
Lennox LB-71455 Media Filter, 24in x 20ft Roll - 30023
Our Price: $69.95
Retail: $99.99
You Save 30%!
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In Stock! Ships in 2 to 3 business days.
Lennox X8791 Healthy Climate PureAir Insert - PCO20-28
As Low As: $109.95
Retail: $152.99
You Save 28%!
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Free shipping within the continental United States!
In Stock! Ships in 3 to 4 business days.
Lennox X8927 Healthy Climate PureAir 4 Lamp Clips for PCO-20-28
Our Price: $24.95
Retail: $29.99
You Save 17%!
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In Stock! Ships in 2 to 3 business days.
FiltersFast FF16255X6670M8 Replacement for Lennox X6670 MERV8, 16x25x5 - 2-Pack
Our Price: $39.95
Retail: $49.99
You Save 20%!
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In Stock! Ships in 1 to 2 business days.
Lennox LB-71457 Media Filter 28-in x 20-ft - 30340
Our Price: $69.95
Retail: $89.99
You Save 22%!
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In Stock! Ships in 28 to 29 business days.
Lennox 92X09 Healthy Climate 93014-21 HEPA 40-60 Carbon Filter
Our Price: $53.95
Retail: $59.99
You Save 10%!
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In Stock! Ships in 3 to 4 business days.
Lennox X8792 Metal Mesh Insert for Healthy Climate PCO16-28
Our Price: $99.95
Retail: $159.99
You Save 38%!
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Free shipping within the continental United States!
In Stock! Ships in 3 to 4 business days.
Lennox 75X73 Metal Mesh Filter Catalyst Insert Assembly
Our Price: $79.95
Retail: $189.99
You Save 58%!
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Free shipping within the continental United States!
In Stock! Ships in 3 to 4 business days.
Lennox 72H02 Whole House System Air Filter
Our Price: $24.95
Retail: $29.99
You Save 17%!
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In Stock! Ships in 1 to 2 business days.
Lennox Genuine 92X10 HEPA Filter Replacement for HEPA-40, HEPA-60
Our Price: $239.95
Retail: $284.99
You Save 16%!
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Free shipping within the continental United States!
In Stock! Ships in 8 to 9 business days.
Lennox 75X66 Genuine Metal Mesh Insert Fits PureAir Model PCO-2OC
As Low As: $89.95
Retail: $199.99
You Save 55%!
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Free shipping within the continental United States!
In Stock! Ships in 4 to 5 business days.
Lennox X8793 Healthy Climate PureAir Insert - PCO14-23
Our Price: $89.95
Retail: $199.99
You Save 55%!
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Free shipping within the continental United States!
In Stock! Ships in 4 to 5 business days.
Lennox 92X17 HEPA Filter Cartridge Replacement
Our Price: $174.95
Retail: $198.99
You Save 12%!
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Free shipping within the continental United States!
Out of stock
Lennox 92X08 HEPA 40/60 Foam PreFilter Genuine Lennox Part
Our Price: $79.95
Retail: $89.99
You Save 11%!
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Out of stock
Lennox 72H09 EAC-2000 Carbon Filter Replacement
Our Price: $109.95
Retail: $119.99
You Save 8%!
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Free shipping within the continental United States!
In Stock! Ships in 2 to 3 business days.
Lennox 98N42 MERV 8 Pleated Furnace Filters 4-Pack
Our Price: $43.96
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In Stock! Ships in 1 to 2 business days.
Lennox 91X23 MERV 8 14x20x1 Genuine Pleated Air Filters 4-Pack
Our Price: $34.95
Retail: $39.99
You Save 13%!
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In Stock! Ships in 3 to 4 business days.
Lennox 98N44 MERV 8 Pleated Furnace Filter 4-Pack
Our Price: $43.99
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In Stock! Ships in 0 to 1 business days.
Lennox 69H85 Whole House Air Purifier Filter
Our Price: $77.10
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In Stock! Ships in 12 to 13 business days.
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