Shop lennox furnace filter replacement

Sponsored
About our ads
$57.98
$95.98
20X25x5 Air Filter (2-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
32
39% off
$57.98
$95.98
20X25x5 Air Filter (2-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
32
$59.98
16X20x5 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1003, Lennox X0592, & More
FilterBuy.com
246
$59.98
16X20x5 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1003, Lennox X0592, & More
FilterBuy.com
246
$77.97
$131.97
20X25x5 Air Filter (3-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
5
40% off
$77.97
$131.97
20X25x5 Air Filter (3-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
5
$67.99
Lennox X6670 - (2-Pack) Healthy Climate 16" X 25" X 5" OEM HCF16-11 Air Filter, MERV 11
Amazon.com
885
Free shipping
$67.99
Lennox X6670 - (2-Pack) Healthy Climate 16" X 25" X 5" OEM HCF16-11 Air Filter, MERV 11
Amazon.com
885
$63.95
$71.96
Lennox X6673 20X25x5 MERV 11 Healthy Climate Furnace & AC Air Filter
FiltersFast.com
11% off
$63.95
$71.96
Lennox X6673 20X25x5 MERV 11 Healthy Climate Furnace & AC Air Filter
FiltersFast.com
$128.95
$138.95
Lennox X6672 16X25x5 MERV 16 Healthy Climate Furnace & AC Air Filter
FiltersFast.com
20
$128.95
$138.95
Lennox X6672 16X25x5 MERV 16 Healthy Climate Furnace & AC Air Filter
FiltersFast.com
20
$77.90
$85.90
X6667 Lennox MERV 11 Replacement Air Filter By Lennox, 2 Pk | Furnace & AC Filter | Pleated
Discount Filters
$77.90
$85.90
X6667 Lennox MERV 11 Replacement Air Filter By Lennox, 2 Pk | Furnace & AC Filter | Pleated
Discount Filters
$147.95
$159.95
Lennox X6675 20X25x5 MERV 16 Healthy Climate Furnace & AC Air Filter
FiltersFast.com
$147.95
$159.95
Lennox X6675 20X25x5 MERV 16 Healthy Climate Furnace & AC Air Filter
FiltersFast.com
$81.67
Lennox X6673 Air Filter - Pleated - Merv 11 - 20" X 25" X 5" - Filters Screens & Driers
Parts Town
24
$81.67
Lennox X6673 Air Filter - Pleated - Merv 11 - 20" X 25" X 5" - Filters Screens & Driers
Parts Town
24
$108.99
Lennox X6675 20X25x5 Air Filter, Lennox Healthy Climate Carbon Clean Merv 16 Home Furnace Filter For HVAC System With Wholesalehome Cleaning Cloth
Amazon.com
41
Free shipping
$108.99
Lennox X6675 20X25x5 Air Filter, Lennox Healthy Climate Carbon Clean Merv 16 Home Furnace Filter For HVAC System With Wholesalehome Cleaning Cloth
Amazon.com
41
$405.99
Lennox Healthy Climate Lennox X6675 20X25x5 Air Filter, Healthy Climate Carbon Clean Merv 16 Home Furnace Filter For HVAC System 4 Pack With
Amazon.com
270
Free shipping
$405.99
Lennox Healthy Climate Lennox X6675 20X25x5 Air Filter, Healthy Climate Carbon Clean Merv 16 Home Furnace Filter For HVAC System 4 Pack With
Amazon.com
270
$85.42
Lennox X6670 Air Filter - Pleated - Merv 11 - 16" X 25" X 5" - Filters Screens & Driers
Parts Town
47
$85.42
Lennox X6670 Air Filter - Pleated - Merv 11 - 16" X 25" X 5" - Filters Screens & Driers
Parts Town
47
$154.95
$169.90
20X25x5 MERV 16 Replacement Air Filter By Lennox, 1 Pk | Furnace & AC Filter | Pleated
Discount Filters
$154.95
$169.90
20X25x5 MERV 16 Replacement Air Filter By Lennox, 1 Pk | Furnace & AC Filter | Pleated
Discount Filters
$41.95
$46.95
X6667 Lennox MERV 11 Replacement Air Filter By Lennox, 1 Pk | Furnace & AC Filter | Pleated
Discount Filters
10% off
$41.95
$46.95
X6667 Lennox MERV 11 Replacement Air Filter By Lennox, 1 Pk | Furnace & AC Filter | Pleated
Discount Filters
$24.08
Lennox 50W61 Air Filter - 20" X 25" X 2" - Merv 8 - Filters Screens & Driers
Parts Town
$24.08
Lennox 50W61 Air Filter - 20" X 25" X 2" - Merv 8 - Filters Screens & Driers
Parts Town
$34.88
20 in. X 25 in. X 5 in. Honeywell/Lennox Replacement MERV 12 Air Filter (1-Pack)
Home Depot
443
Free shipping
$34.88
20 in. X 25 in. X 5 in. Honeywell/Lennox Replacement MERV 12 Air Filter (1-Pack)
Home Depot
443
$130.35
16X25x5 (15.88X24.75X4.38) Lennox OEM Merv 16 Hcf16-16 Replacement Filter
Walmart
20
Free shipping
$130.35
16X25x5 (15.88X24.75X4.38) Lennox OEM Merv 16 Hcf16-16 Replacement Filter
Walmart
20
$34.87
$45.13
Lennox X6673 20X25x5 MERV 11 Filter | Furnace Part Source
FurnacePartSource.com
24
22% off
$34.87
$45.13
Lennox X6673 20X25x5 MERV 11 Filter | Furnace Part Source
FurnacePartSource.com
24
$26.99
20 in. X 20 in. X 5 in. Honeywell/Lennox Replacement Furnace Air Filter MERV 12 (1-Pack)
Home Depot
38
Free shipping
$26.99
20 in. X 20 in. X 5 in. Honeywell/Lennox Replacement Furnace Air Filter MERV 12 (1-Pack)
Home Depot
38
$195.67
LENNOX X8790 MERV 16 Pleated Filter 20X21x5 Replacement Filter
Voomi Supply
$195.67
LENNOX X8790 MERV 16 Pleated Filter 20X21x5 Replacement Filter
Voomi Supply
$53.53
20 in. X 25 in. X 5 in. Honeywell/Lennox Replacement Furnace Air Filter MERV 10 (2-Pack)
Home Depot
102
Free shipping
$53.53
20 in. X 25 in. X 5 in. Honeywell/Lennox Replacement Furnace Air Filter MERV 10 (2-Pack)
Home Depot
102
$63.72
Lennox X8310 Merv 10 Replacement Filter, X8310 | Supplyhouse.Com
SupplyHouse.com
1
$63.72
Lennox X8310 Merv 10 Replacement Filter, X8310 | Supplyhouse.Com
SupplyHouse.com
1
$192.78
$249.48
Lennox Y6605 FILTER H/C PUREAIR REPLACEMENT | Furnace Part Source
FurnacePartSource.com
13
22% off
$192.78
$249.48
Lennox Y6605 FILTER H/C PUREAIR REPLACEMENT | Furnace Part Source
FurnacePartSource.com
13
$73.11
$94.61
Lennox X8310 MERV 10 Replacement Filter | Furnace Part Source
FurnacePartSource.com
1
22% off
$73.11
$94.61
Lennox X8310 MERV 10 Replacement Filter | Furnace Part Source
FurnacePartSource.com
1
$89.99
Nordic Pure Honeywell/Lennox Replacement Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filter, 16 X 25 X 5-In H, 2 Count
Chewy.com
4K+
Free shipping
$89.99
Nordic Pure Honeywell/Lennox Replacement Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filter, 16 X 25 X 5-In H, 2 Count
Chewy.com
4K+
$83.99
Lennox X6672 Furnace Filters, Carbon Clean Healthy Climate 16X25x5 Air Filter Replacement Merv 16 Filter Media With Homequip Disposal Bag
Walmart
Free shipping
$83.99
Lennox X6672 Furnace Filters, Carbon Clean Healthy Climate 16X25x5 Air Filter Replacement Merv 16 Filter Media With Homequip Disposal Bag
Walmart
Free shipping
$45.99
16X25x5 (4 3/8) Honeywell/Lennox Replacement MERV 13 Air Filters 1 Pack
Grow It Depot
4K+
$45.99
16X25x5 (4 3/8) Honeywell/Lennox Replacement MERV 13 Air Filters 1 Pack
Grow It Depot
4K+
$211.18
Lennox X8789 16" X 26" X 5" Merv 16 Pleated Filter, X8789 | Supplyhouse.Com
SupplyHouse.com
3
$211.18
Lennox X8789 16" X 26" X 5" Merv 16 Pleated Filter, X8789 | Supplyhouse.Com
SupplyHouse.com
3
$22.71
Lennox 48J01 Economizer Filter 16" X 25" X 1", 48J01 | Supplyhouse.Com
SupplyHouse.com
3
$22.71
Lennox 48J01 Economizer Filter 16" X 25" X 1", 48J01 | Supplyhouse.Com
SupplyHouse.com
3
$41.99
20X25x5 (4 3/8) Honeywell/Lennox Replacement MERV 12 Air Filters 1 Pack
Grow It Depot
5K+
$41.99
20X25x5 (4 3/8) Honeywell/Lennox Replacement MERV 12 Air Filters 1 Pack
Grow It Depot
5K+
$44.99
Lennox Healthy Climate 20X25x5 X6673 Merv 11 Box Filter
Walmart
21
Free shipping
$44.99
Lennox Healthy Climate 20X25x5 X6673 Merv 11 Box Filter
Walmart
21
$77.99
20X25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 15 Air Filters 1 Pack
Grow It Depot
1K+
$77.99
20X25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 15 Air Filters 1 Pack
Grow It Depot
1K+
$174.14
Nordic Pure 16X25x5 (4 3/8) Honeywell/Lennox Replacement MERV 14 Air Filters 4 Pack (16X25x5hm14-4)
JBTools
$174.14
Nordic Pure 16X25x5 (4 3/8) Honeywell/Lennox Replacement MERV 14 Air Filters 4 Pack (16X25x5hm14-4)
JBTools
$320.24
Healthy Climate Lennox X6675 20X25x5 Healthy Climate Carbon-Clean MERV 16 Filter
US eBay
Free shipping
$320.24
Healthy Climate Lennox X6675 20X25x5 Healthy Climate Carbon-Clean MERV 16 Filter
US eBay
Free shipping
$218.69
Nordic Pure 20X25x5 (4 3/8) Lennox X6673_X6675 Replacement AC Filter MERV 14 + Carbon 4 Pack (20X25x5lxredm14+C-4)
JBTools
1K+
$218.69
Nordic Pure 20X25x5 (4 3/8) Lennox X6673_X6675 Replacement AC Filter MERV 14 + Carbon 4 Pack (20X25x5lxredm14+C-4)
JBTools
1K+
$138.95
Lennox X6672 16X25x5 MERV 16 Healthy Climate Furnace & AC Air Filter
US eBay
4K+
Free shipping
$138.95
Lennox X6672 16X25x5 MERV 16 Healthy Climate Furnace & AC Air Filter
US eBay
4K+
Replacing a Lennox Furnace Filter
2:09
Replacing a Lennox Furnace Filter
223.2K viewsOct 17, 2014
YouTubeiScaper1
How to Change Furnace Filter | Lennox
2:52
How to Change Furnace Filter | Lennox
42.4K views5 months ago
YouTubeLennox Learning Solutions
How To Change Lennox Furnace Air Filter
3:28
How To Change Lennox Furnace Air Filter
49.8K viewsOct 27, 2017
YouTubeMolla Earfan
How To Change My Lennox X6675 Furnace Filter
1:59
How To Change My Lennox X6675 Furnace Filter
41.4K viewsMar 5, 2015
YouTubeHVAC.com
How to change a high efficiency furnace air filter Lennox HCF16-16 Filter
3:24
How to change a high efficiency furnace air filter Lennox HCF16-1…
37.4K viewsAug 20, 2016
YouTubeYour Review Channel
How to Replace A Furnace Filter (Similar to all makes and models, Lennox furnace shown)
2:33
How to Replace A Furnace Filter (Similar to all makes and models, …
5.5K viewsOct 19, 2023
YouTubeWelcome to the Family
Air Filter Replacement for Lennox furnace size 16x25x1
0:26
Air Filter Replacement for Lennox furnace size 16x25x1
35.8K viewsOct 25, 2021
YouTubeHemlock Homes
2:25
How To Change Your Lennox X6670 Furnace Filter Overview
7.1K viewsMar 5, 2015
YouTubeHVAC.com
0:46
How to Change Lennox HVAC Filter in Under a Minute 🛠️ Improves Air …
495 views1 month ago
YouTubeEZ Tech Class
2:33
How to change your Lennox Air Filter
677 viewsApr 30, 2020
YouTubeTodd Voron
6:10
Furnace Air Filter - How to Change It Properly
1M viewsDec 5, 2020
YouTubeLRN2DIY
3:50
How to Change a Furnace Filter -- Buildipedia DIY
923.6K viewsDec 15, 2010
YouTubeBuildipedia
1:30
How to Change a Furnace Filter For Dummies
1.2M viewsNov 18, 2009
YouTubefordummies
6:01
How to Change your Home Furnace Air Filter
1M viewsSep 25, 2012
YouTubeHowToWith GEO
5:19
Furnace Filter - How to Change it the Right Way & SAVE Money
372.3K viewsJan 18, 2023
YouTubeSilver Cymbal
1:19
Proper Way to Replace a Home Furnace Filter - Arrow Direction
385K viewsFeb 5, 2023
YouTubePractical Mechanic
2:29
How to Change a Furnace Filter - Regular Home Maintenance
190K viewsMar 4, 2017
YouTubeHouse In Progress
2:55
HOW TO CHANGE OR REPLACE A FURNACE FILTER
223.1K viewsJun 7, 2016
YouTubeghostlyrich
2:30
Lennox Air Filter Replacement
125.5K viewsMay 17, 2020
YouTubeGearmo Auto
3:11
Quick and Easy Furnace Filter Replacement | DIY
34.1K views10 months ago
YouTubeThe Adventurous Entrepreneur
0:56
Lennox Healthy Climate X0445 Furnace Filter Overview
1.9K viewsApr 2, 2015
YouTubeHVAC.com
2:31
FURNACE FILTER DIRECTION: How to Replace HVAC Furnace Filter
285.3K viewsAug 20, 2019
YouTubeThe Air Of Authority
7:01
Lennox Furnace Blower Motor Replacement #60L22
19.6K viewsAug 17, 2015
YouTubeRepairClinic.com
0:46
Lennox PCO20-28 Filter and UC Light Replacement Quick Guide
884 views9 months ago
YouTubeDavid in France
2:04
Lennox Furnace Not Igniting? Igniter Replacement #70W16
126K viewsAug 17, 2015
YouTubeRepairClinic.com
2:15
The Differences Between Furnace Filters and How to Change a Filter
172.7K viewsSep 28, 2012
YouTubeparaboladevelopments
2:00
How To Replace Your Lennox X6672 Air Filter
17K viewsMar 5, 2015
YouTubeHVAC.com
3:29
HVAC Full system Lennox Install | Adding a drain pan & 5” media filt…
1.6K viewsApr 5, 2022
YouTubeZeek The Installer
13:59
How to Replace a Lennox Heat Exchanger!
5.2K viewsDec 17, 2019
YouTubeTravis Poe
6:09
Furnace Air Filter - How to Change It Properly
2 months ago
Microsoft NewsLRN2DIY
See more videos
Static thumbnail place holder

Shop lennox furnace filter replacement

Sponsored
About our ads
$57.98
$95.98
20X25x5 Air Filter (2-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
32
39% off
$57.98
$95.98
20X25x5 Air Filter (2-Pack), Pleated MERV 11 Allergen Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
32
$59.98
16X20x5 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1003, Lennox X0592, & More
FilterBuy.com
246
$59.98
16X20x5 Air Filter (2-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1003, Lennox X0592, & More
FilterBuy.com
246
$77.97
$131.97
20X25x5 Air Filter (3-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
5
40% off
$77.97
$131.97
20X25x5 Air Filter (3-Pack), Pleated MERV 8 Dust Defense HVAC AC Furnace Air Filters For Honeywell FC100A1037, Lennox X6673, Carrier, & More
FilterBuy.com
5
$67.99
Lennox X6670 - (2-Pack) Healthy Climate 16" X 25" X 5" OEM HCF16-11 Air Filter, MERV 11
Amazon.com
885
Free shipping
$67.99
Lennox X6670 - (2-Pack) Healthy Climate 16" X 25" X 5" OEM HCF16-11 Air Filter, MERV 11
Amazon.com
885
$63.95
$71.96
Lennox X6673 20X25x5 MERV 11 Healthy Climate Furnace & AC Air Filter
FiltersFast.com
11% off
$63.95
$71.96
Lennox X6673 20X25x5 MERV 11 Healthy Climate Furnace & AC Air Filter
FiltersFast.com
$128.95
$138.95
Lennox X6672 16X25x5 MERV 16 Healthy Climate Furnace & AC Air Filter
FiltersFast.com
20
$128.95
$138.95
Lennox X6672 16X25x5 MERV 16 Healthy Climate Furnace & AC Air Filter
FiltersFast.com
20
$77.90
$85.90
X6667 Lennox MERV 11 Replacement Air Filter By Lennox, 2 Pk | Furnace & AC Filter | Pleated
Discount Filters
$77.90
$85.90
X6667 Lennox MERV 11 Replacement Air Filter By Lennox, 2 Pk | Furnace & AC Filter | Pleated
Discount Filters
$147.95
$159.95
Lennox X6675 20X25x5 MERV 16 Healthy Climate Furnace & AC Air Filter
FiltersFast.com
$147.95
$159.95
Lennox X6675 20X25x5 MERV 16 Healthy Climate Furnace & AC Air Filter
FiltersFast.com
$81.67
Lennox X6673 Air Filter - Pleated - Merv 11 - 20" X 25" X 5" - Filters Screens & Driers
Parts Town
24
$81.67
Lennox X6673 Air Filter - Pleated - Merv 11 - 20" X 25" X 5" - Filters Screens & Driers
Parts Town
24
$108.99
Lennox X6675 20X25x5 Air Filter, Lennox Healthy Climate Carbon Clean Merv 16 Home Furnace Filter For HVAC System With Wholesalehome Cleaning Cloth
Amazon.com
41
Free shipping
$108.99
Lennox X6675 20X25x5 Air Filter, Lennox Healthy Climate Carbon Clean Merv 16 Home Furnace Filter For HVAC System With Wholesalehome Cleaning Cloth
Amazon.com
41
$405.99
Lennox Healthy Climate Lennox X6675 20X25x5 Air Filter, Healthy Climate Carbon Clean Merv 16 Home Furnace Filter For HVAC System 4 Pack With
Amazon.com
270
Free shipping
$405.99
Lennox Healthy Climate Lennox X6675 20X25x5 Air Filter, Healthy Climate Carbon Clean Merv 16 Home Furnace Filter For HVAC System 4 Pack With
Amazon.com
270
$85.42
Lennox X6670 Air Filter - Pleated - Merv 11 - 16" X 25" X 5" - Filters Screens & Driers
Parts Town
47
$85.42
Lennox X6670 Air Filter - Pleated - Merv 11 - 16" X 25" X 5" - Filters Screens & Driers
Parts Town
47
$154.95
$169.90
20X25x5 MERV 16 Replacement Air Filter By Lennox, 1 Pk | Furnace & AC Filter | Pleated
Discount Filters
$154.95
$169.90
20X25x5 MERV 16 Replacement Air Filter By Lennox, 1 Pk | Furnace & AC Filter | Pleated
Discount Filters
$41.95
$46.95
X6667 Lennox MERV 11 Replacement Air Filter By Lennox, 1 Pk | Furnace & AC Filter | Pleated
Discount Filters
10% off
$41.95
$46.95
X6667 Lennox MERV 11 Replacement Air Filter By Lennox, 1 Pk | Furnace & AC Filter | Pleated
Discount Filters
$24.08
Lennox 50W61 Air Filter - 20" X 25" X 2" - Merv 8 - Filters Screens & Driers
Parts Town
$24.08
Lennox 50W61 Air Filter - 20" X 25" X 2" - Merv 8 - Filters Screens & Driers
Parts Town
$34.88
20 in. X 25 in. X 5 in. Honeywell/Lennox Replacement MERV 12 Air Filter (1-Pack)
Home Depot
443
Free shipping
$34.88
20 in. X 25 in. X 5 in. Honeywell/Lennox Replacement MERV 12 Air Filter (1-Pack)
Home Depot
443
$130.35
16X25x5 (15.88X24.75X4.38) Lennox OEM Merv 16 Hcf16-16 Replacement Filter
Walmart
20
Free shipping
$130.35
16X25x5 (15.88X24.75X4.38) Lennox OEM Merv 16 Hcf16-16 Replacement Filter
Walmart
20
$34.87
$45.13
Lennox X6673 20X25x5 MERV 11 Filter | Furnace Part Source
FurnacePartSource.com
24
22% off
$34.87
$45.13
Lennox X6673 20X25x5 MERV 11 Filter | Furnace Part Source
FurnacePartSource.com
24