Central Heating System Filter(482)
Uses item details. Price when purchased online
Aerostar 16.5x21.5x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack $39.89 Was $45.54
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current price Now $39.89, Was $45.54$45.54
Aerostar 16.5x21.5x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack
274.4 out of 5 Stars. 27 reviews
Aerostar 19.875x21.5x1 MERV 6 Air Filter, Pleated AC Furnace HVAC, Dust Lint Control, 6 Pack From $49.96
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Aerostar 19.875x21.5x1 MERV 6 Air Filter, Pleated AC Furnace HVAC, Dust Lint Control, 6 Pack
374.7 out of 5 Stars. 37 reviews
Aerostar 16.375x21.5x1 MERV 6 Air Filter, Pleated AC Furnace HVAC, Dust Lint Control, 6 Pack From $45.32
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From$4532
Aerostar 16.375x21.5x1 MERV 6 Air Filter, Pleated AC Furnace HVAC, Dust Lint Control, 6 Pack
494.8 out of 5 Stars. 49 reviews
Filter King 23x20x1a Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 20 x .75" $46.78
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current price $46.78Filter King 23x20x1a Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 20 x .75"
224.3 out of 5 Stars. 22 reviews
Best seller Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 300 MERV 5, Basic Dust and Lint, 1 Filter From $5.64
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Available in additional 3 optionsFrom$564
Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 300 MERV 5, Basic Dust and Lint, 1 Filter
38064.6 out of 5 Stars. 3806 reviews
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AAF Flanders 4-Pack 14" x 25" x 1" Nested Fiberglass MERV 1 Air Filter From $7.48
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Available in additional 2 optionsFrom$748
AAF Flanders 4-Pack 14" x 25" x 1" Nested Fiberglass MERV 1 Air Filter
4964.4 out of 5 Stars. 496 reviews
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Best seller Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 300 MERV 5, Basic Dust and Lint, 1 Filter
3 options
Available in additional 3 optionsFiltrete 20x25x1 HVAC Furnace Air Filter, MPR 300 MERV 5, Basic Dust and Lint, 1 Filter
25854.6 out of 5 Stars. 2585 reviews
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Best seller Filtrete 16x25x1 HVAC Furnace Air Filter, MPR 300 MERV 5, Basic Dust and Lint, 1 Filter From $5.64
2 options
Available in additional 2 optionsFrom$564
Filtrete 16x25x1 HVAC Furnace Air Filter, MPR 300 MERV 5, Basic Dust and Lint, 1 Filter
27244.6 out of 5 Stars. 2724 reviews
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Filtrete 12x12x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 1 Filter From $13.44
4 options
Available in additional 4 optionsFrom$1344
Filtrete 12x12x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 1 Filter
5354.7 out of 5 Stars. 535 reviews
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Best seller Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 2 Pack From $13.44
4 options
Available in additional 4 optionsFrom$1344
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 2 Pack
22114.7 out of 5 Stars. 2211 reviews
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Filter King 23x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 19.5 x .75" $54.40
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$5440
current price $54.40Filter King 23x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 19.5 x .75"
214.6 out of 5 Stars. 21 reviews
Filter King 15.5x19.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x .75" $35.52
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$3552
current price $35.52Filter King 15.5x19.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x .75"
254.8 out of 5 Stars. 25 reviews
Best seller Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 2 Pack From $13.44
4 options
Available in additional 4 optionsFrom$1344
Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 2 Pack
19274.7 out of 5 Stars. 1927 reviews
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Filtrete 14x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $11.88
3 options
Available in additional 3 optionsFrom$1188
Filtrete 14x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
6664.4 out of 5 Stars. 666 reviews
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Filtrete 10x20x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 1 Filter From $12.19
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Available in additional 3 optionsFrom$1219
Filtrete 10x20x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 1 Filter
5334.7 out of 5 Stars. 533 reviews
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Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergens, Bacteria & Viruses, 1 Filter From $18.47
4 options
Available in additional 4 optionsFrom$1847
Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergens, Bacteria & Viruses, 1 Filter
22074.7 out of 5 Stars. 2207 reviews
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Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $11.88
4 options
Available in additional 4 optionsFrom$1188
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
21354.6 out of 5 Stars. 2135 reviews
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Filtrete 20x24x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 1 Filter From $13.44
4 options
Available in additional 4 optionsFrom$1344
Filtrete 20x24x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 1 Filter
5674.7 out of 5 Stars. 567 reviews
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Filtrete 16x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $11.88
4 options
Available in additional 4 optionsFrom$1188
Filtrete 16x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
21134.5 out of 5 Stars. 2113 reviews
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Simply Filters 18x21x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (2 Pack) From $28.99
3 options
Available in additional 3 optionsFrom$2899
Simply Filters 18x21x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (2 Pack)
44 out of 5 Stars. 4 reviews
Filter King 17.5x23.5x1a Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75" $37.96
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current price $37.96Filter King 17.5x23.5x1a Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"
115 out of 5 Stars. 11 reviews
Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack $29.96
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current price $29.96Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack
28874.8 out of 5 Stars. 2887 reviews
Filtrete 12x20x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 1 Filter From $13.89
3 options
Available in additional 3 optionsFrom$1389
Filtrete 12x20x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 1 Filter
5464.7 out of 5 Stars. 546 reviews
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Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergens, Bacteria & Viruses, 2 Pack From $18.47
4 options
Available in additional 4 optionsFrom$1847
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergens, Bacteria & Viruses, 2 Pack
20214.7 out of 5 Stars. 2021 reviews
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Aerostar 20x20x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack From $30.85
2 options
Available in additional 2 optionsFrom$3085
Aerostar 20x20x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack
724.6 out of 5 Stars. 72 reviews
Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 1900 MERV 13, Allergens Bacteria, Viruses & Air Pollutants, 2 Pack From $20.99
4 options
Available in additional 4 optionsFrom$2099
Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 1900 MERV 13, Allergens Bacteria, Viruses & Air Pollutants, 2 Pack
6844.8 out of 5 Stars. 684 reviews
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Filtrete 17.5x23.5x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 4 Pack From $43.98
3 options
Available in additional 3 optionsFrom$4398
Filtrete 17.5x23.5x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 4 Pack
5164.7 out of 5 Stars. 516 reviews
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Filtrete 18x18x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 1 Filter From $13.49
2 options
Available in additional 2 optionsFrom$1349
Filtrete 18x18x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 1 Filter
5464.7 out of 5 Stars. 546 reviews
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Filterbuy 16x25x5 MERV 8 Pleated HVAC AC Furnace Air Filters for Honeywell FC100A1029, Lennox X6670, Carrier, Bryant, & More (2-Pack) $50.98
$5098
current price $50.98Filterbuy 16x25x5 MERV 8 Pleated HVAC AC Furnace Air Filters for Honeywell FC100A1029, Lennox X6670, Carrier, Bryant, & More (2-Pack)
654.5 out of 5 Stars. 65 reviews
Filterbuy 20x25x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack) $10.97 $10.97/in
$1097
current price $10.97$10.97/in
Filterbuy 20x25x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack)
7344.7 out of 5 Stars. 734 reviews
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Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack $37.98 Was $49.37 $37.98/in
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Now$3798
current price Now $37.98, Was $49.37$49.37
$37.98/in
Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack
19334.8 out of 5 Stars. 1933 reviews
Filterbuy 20x25x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack $37.96 $37.96/in
Sponsored
$3796
current price $37.96$37.96/in
Filterbuy 20x25x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack
20704.7 out of 5 Stars. 2070 reviews
Simply Filters 16x25x2 MERV 8, MPR 600, AC Furnace HVAC Air Filter (2 Pack) Was $28.97
Simply Filters 16x25x2 MERV 8, MPR 600, AC Furnace HVAC Air Filter (2 Pack)
74.7 out of 5 Stars. 7 reviews
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 2500 MERV 14, Premium Allergen & Ultrafine Particles, 1 Filter From $26.86
2 options
Available in additional 2 optionsFrom$2686
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 2500 MERV 14, Premium Allergen & Ultrafine Particles, 1 Filter
1354.6 out of 5 Stars. 135 reviews
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Filtrete 15x20x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 1 Filter From $13.89
3 options
Available in additional 3 optionsFrom$1389
Filtrete 15x20x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 1 Filter
5494.7 out of 5 Stars. 549 reviews
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12" x 12" x 1" Electrostatic Air Filter, MERV 8, Washable, Reusable Furnace AC/HVAC Filter, Energy Saving, Easy to Clean, Long-Lasting by LifeSupplyUSA From $29.99
17 options
Available in additional 17 optionsFrom$2999
12" x 12" x 1" Electrostatic Air Filter, MERV 8, Washable, Reusable Furnace AC/HVAC Filter, Energy Saving, Easy to Clean, Long-Lasting by LifeSupplyUSA
254.4 out of 5 Stars. 25 reviews
Aluminum Electrostatic Air Filter (12" x 24" x 1"), Washable Furnace Central AC Air Filter $36.78
$3678
current price $36.78Aluminum Electrostatic Air Filter (12" x 24" x 1"), Washable Furnace Central AC Air Filter
62.8 out of 5 Stars. 6 reviews
Washable Air Filter(12" x 24" x 2"), Aluminum Electrostatic Air Filter for Furnace and Central Air Conditioner (Actual Size: 11.7" x 23.7" x 1.8") $59.00
$5900
current price $59.00Washable Air Filter(12" x 24" x 2"), Aluminum Electrostatic Air Filter for Furnace and Central Air Conditioner (Actual Size: 11.7" x 23.7" x 1.8")
Filterbuy 20x25x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Honeywell & More, 2-Pack $49.98 $10.00/in
$4998
current price $49.98$10.00/in
Filterbuy 20x25x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Honeywell & More, 2-Pack
2354.5 out of 5 Stars. 235 reviews
12" x 20" x 1" Electrostatic Air Filter, MERV 8, Washable, Reusable Furnace AC/HVAC Filter, Energy Saving, Easy to Clean, Long-Lasting by LifeSupplyUSA From $37.04
4 options
Available in additional 4 optionsFrom$3704
12" x 20" x 1" Electrostatic Air Filter, MERV 8, Washable, Reusable Furnace AC/HVAC Filter, Energy Saving, Easy to Clean, Long-Lasting by LifeSupplyUSA
12 out of 5 Stars. 1 reviews
Simply Filters 12x16x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (2 Pack) $22.99
$2299
current price $22.99Simply Filters 12x16x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (2 Pack)
Aluminum Electrostatic Air Filter (14" x 20" x 1"), Washable Furnace Central AC Air Filter $34.87
$3487
current price $34.87Aluminum Electrostatic Air Filter (14" x 20" x 1"), Washable Furnace Central AC Air Filter
75 out of 5 Stars. 7 reviews
Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 2500 MERV 14, Premium Allergen & Ultrafine Particles, 1 Filter From $26.86
2 options
Available in additional 2 optionsFrom$2686
Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 2500 MERV 14, Premium Allergen & Ultrafine Particles, 1 Filter
1984.5 out of 5 Stars. 198 reviews
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Washable Air Filter(20" x 20" x 2"), Aluminum Electrostatic Air Filter for Furnace and Central Air Conditioner (Actual Size: 19.7" x 19.7" x 1.8") $72.00
$7200
current price $72.00Washable Air Filter(20" x 20" x 2"), Aluminum Electrostatic Air Filter for Furnace and Central Air Conditioner (Actual Size: 19.7" x 19.7" x 1.8")
Aluminum Electrostatic Air Filter (18" x 24" x 1"), Washable Furnace Central AC Air Filter $39.99
$3999
current price $39.99Aluminum Electrostatic Air Filter (18" x 24" x 1"), Washable Furnace Central AC Air Filter
64.7 out of 5 Stars. 6 reviews
Washable Air Filter(20" x 25" x 2"), Aluminum Electrostatic Air Filter for Furnace and Central Air Conditioner (Actual Size: 19.7" x 24.7" x 1.8") $79.00
$7900
current price $79.00Washable Air Filter(20" x 25" x 2"), Aluminum Electrostatic Air Filter for Furnace and Central Air Conditioner (Actual Size: 19.7" x 24.7" x 1.8")
Washable Air Filter(14" x 25" x 2"), Aluminum Electrostatic Air Filter for Furnace and Central Air Conditioner (Actual Size: 13.7" x 24.7" x 1.8") $66.00
$6600
current price $66.00Washable Air Filter(14" x 25" x 2"), Aluminum Electrostatic Air Filter for Furnace and Central Air Conditioner (Actual Size: 13.7" x 24.7" x 1.8")
KFFKFF Electrostatic Air Filter, 16x20x1 inch Washable & Reusable Aluminum AC/HVAC Furnace Filter, MERV 8 Durable Design for Home or Office (Actual Size: 15.5 x 19.75 x 0.82 in) $25.90
$2590
current price $25.90KFFKFF Electrostatic Air Filter, 16x20x1 inch Washable & Reusable Aluminum AC/HVAC Furnace Filter, MERV 8 Durable Design for Home or Office (Actual Size: 15.5 x 19.75 x 0.82 in)
54.8 out of 5 Stars. 5 reviews
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Simply Filters 17.5x23.5x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (2 Pack) From $26.99
3 options
Available in additional 3 optionsFrom$2699
Simply Filters 17.5x23.5x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (2 Pack)
33.7 out of 5 Stars. 3 reviews
Filterbuy 12x24x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack) $10.97 $10.97/in
$1097
current price $10.97$10.97/in
Filterbuy 12x24x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack)
2174.7 out of 5 Stars. 217 reviews
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