Fiberglass Filter(442)
Uses item details. Price when purchased online
Mann+Hummel 20x25x4 MERV 8 Pleated HVAC AC Furnace Air Filters. 3 Pack. (Exact Size: 19.5 x 24.5 x 3.75 Inches) $49.95

Sponsored
$4995
current price $49.95Mann+Hummel 20x25x4 MERV 8 Pleated HVAC AC Furnace Air Filters. 3 Pack. (Exact Size: 19.5 x 24.5 x 3.75 Inches)
144.7 out of 5 Stars. 14 reviews
Best seller Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack $37.98 $6.33/count

Sponsored
$3798
current price $37.98$6.33/count
Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack
4104.7 out of 5 Stars. 410 reviews
Best seller Filterbuy 20x25x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack $31.38 $7.85/count

Sponsored
$3138
current price $31.38$7.85/count
Filterbuy 20x25x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack
9944.7 out of 5 Stars. 994 reviews
Filterbuy 10x30x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 1-Pack $28.99

Sponsored
$2899
current price $28.99Filterbuy 10x30x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 1-Pack
74.6 out of 5 Stars. 7 reviews
500+ bought since yesterday AAF Flanders 4-Pack 20" x 20" x 1" Nested Fiberglass MERV 1 Air Filter From $7.48

9 options
Available in additional 9 optionsFrom$748
AAF Flanders 4-Pack 20" x 20" x 1" Nested Fiberglass MERV 1 Air Filter
135554.5 out of 5 Stars. 13555 reviews
Save with
Flanders 10055.011625 16 x 25 x 1 in. EZ Flow II Spun Fiberglass Disposable Furnace Filter - Pack Of 12 $45.61

$4561
current price $45.61Flanders 10055.011625 16 x 25 x 1 in. EZ Flow II Spun Fiberglass Disposable Furnace Filter - Pack Of 12
44.8 out of 5 Stars. 4 reviews
Flanders Merv 4 20-Foot Hammock Roll Fiberglass Air Filter, 30X1'' $30.66 Was $45.35

Now$3066
current price Now $30.66, Was $45.35$45.35
Flanders Merv 4 20-Foot Hammock Roll Fiberglass Air Filter, 30X1''
54 out of 5 Stars. 5 reviews
Flanders-Precisionaire 41984 12 x 18 x 1 in. Fiberglass Air Filter pack of 12 $43.00

$4300
current price $43.00Flanders-Precisionaire 41984 12 x 18 x 1 in. Fiberglass Air Filter pack of 12
84.3 out of 5 Stars. 8 reviews
Flanders 10055.012025 20 x 25 x 1 in. EZ Flow II Spun Fiberglass Disposable Furnace Filter - Pack Of 12 $51.22 Was $58.31

Now$5122
current price Now $51.22, Was $58.31$58.31
Flanders 10055.012025 20 x 25 x 1 in. EZ Flow II Spun Fiberglass Disposable Furnace Filter - Pack Of 12
65 out of 5 Stars. 6 reviews
True Blue 125251 25x25 x 1 In. Fiberglass Air Filter, 30 Days - Quantity 12 $60.44 $5.04/count

$6044
current price $60.44$5.04/count
True Blue 125251 25x25 x 1 In. Fiberglass Air Filter, 30 Days - Quantity 12
15 out of 5 Stars. 1 reviews
Filterbuy 16x25x5 MERV 8 Pleated HVAC AC Furnace Air Filters for Honeywell FC100A1029, Lennox X6670, Carrier, Bryant, & More (2-Pack) $48.98

Sponsored
$4898
current price $48.98Filterbuy 16x25x5 MERV 8 Pleated HVAC AC Furnace Air Filters for Honeywell FC100A1029, Lennox X6670, Carrier, Bryant, & More (2-Pack)
574.6 out of 5 Stars. 57 reviews
PuroAir Mega Filter - MERV 13 16x25x1 Air Filters for Home (4 pack) From $24.99

Sponsored
From$2499
PuroAir Mega Filter - MERV 13 16x25x1 Air Filters for Home (4 pack)
2745 out of 5 Stars. 274 reviews
Save with
AAF Flanders Fiberglass Furnace Filter 10 x 10 x 1 in. $40.17

$4017
current price $40.17AAF Flanders Fiberglass Furnace Filter 10 x 10 x 1 in.
15 out of 5 Stars. 1 reviews
16 x 20 x 2 in. Fiberglass 2 MERV Air Filter - Pack of 12 $52.81

$5281
current price $52.8116 x 20 x 2 in. Fiberglass 2 MERV Air Filter - Pack of 12
Freudenberg Filtration Tech 220216 Fiberglass Furn Air Filter - Pack of 12 Was $69.09

Freudenberg Filtration Tech 220216 Fiberglass Furn Air Filter - Pack of 12
Precisionaire Furnace Air Filter 18" X 20" X 1" Fiberglass $41.88

$4188
current price $41.88Precisionaire Furnace Air Filter 18" X 20" X 1" Fiberglass
AAF Flanders 10055.012424 24 x 24 x 1 inch EZ Flow II FiberGlass MERV 1 Furnace Filter - Pack of 12 Was $81.48

2 options
Available in additional 2 optionsAAF Flanders 10055.012424 24 x 24 x 1 inch EZ Flow II FiberGlass MERV 1 Furnace Filter - Pack of 12
564.6 out of 5 Stars. 56 reviews
EZ Flow II MERV 4 Fiberglass Air Filters, 20x24x1 inch, 12-Pack - Economy Replacement Filters for HVAC Systems - 2488635 $46.12

$4612
current price $46.12EZ Flow II MERV 4 Fiberglass Air Filters, 20x24x1 inch, 12-Pack - Economy Replacement Filters for HVAC Systems - 2488635
10055.011020 10 x 20 x 1 in. EZ Flow II Spun Fiberglass Disposable Furnace Filter - Pack Of 12 $47.62 Was $63.56

Now$4762
current price Now $47.62, Was $63.56$63.56
10055.011020 10 x 20 x 1 in. EZ Flow II Spun Fiberglass Disposable Furnace Filter - Pack Of 12
124.5 out of 5 Stars. 12 reviews
AAF/Flanders 10055.012024 20" x 24" x 1" EZ Flow II Fiberglass Disposable Furnace Filter MERV 4 - Case of 12 $51.58

$5158
current price $51.58AAF/Flanders 10055.012024 20" x 24" x 1" EZ Flow II Fiberglass Disposable Furnace Filter MERV 4 - Case of 12
15 out of 5 Stars. 1 reviews
Filterbuy 16x21x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack $39.96

Sponsored
$3996
current price $39.96Filterbuy 16x21x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack
84.9 out of 5 Stars. 8 reviews
Filterbuy 20x25x1 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack $56.92 Was $66.96

Sponsored
Now$5692
current price Now $56.92, Was $66.96$66.96
Filterbuy 20x25x1 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack
294.6 out of 5 Stars. 29 reviews
AIRFLUX Fiberglass Air Filter - 18x24x1 Air Filter 12 Pack - Non Pleated 18x24x1 Air Filters, Home Air Conditioner Filters, AC Filter, HVAC Filters, Furnace Filters for Dust - 1 YEAR SUPPLY From $56.94

52 options
Available in additional 52 optionsFrom$5694
AIRFLUX Fiberglass Air Filter - 18x24x1 Air Filter 12 Pack - Non Pleated 18x24x1 Air Filters, Home Air Conditioner Filters, AC Filter, HVAC Filters, Furnace Filters for Dust - 1 YEAR SUPPLY
15 out of 5 Stars. 1 reviews
Flanders Ez Flow Ii Merv 4 Economy Fiberglass Air Filter, 12X30X1 In. $45.95

$4595
current price $45.95Flanders Ez Flow Ii Merv 4 Economy Fiberglass Air Filter, 12X30X1 In.
44 out of 5 Stars. 4 reviews
AAF Flanders EZ Flow II 18 in. W x 30 in. H x 1 in. D Spun Fiberglass 4 MERV Air Filter (Pack of 12) $54.95

$5495
current price $54.95AAF Flanders EZ Flow II 18 in. W x 30 in. H x 1 in. D Spun Fiberglass 4 MERV Air Filter (Pack of 12)
174.5 out of 5 Stars. 17 reviews
Furnace Filter 20x20x1 - 12 Pack | EZ Flow II Spun Fiberglass Filters | MERV 4 | 30 Day Filter | Dust & Lint Protection | Flat Panel $42.18

$4218
current price $42.18Furnace Filter 20x20x1 - 12 Pack | EZ Flow II Spun Fiberglass Filters | MERV 4 | 30 Day Filter | Dust & Lint Protection | Flat Panel
15 out of 5 Stars. 1 reviews
EzFlow EZ Flow II Furnace Air Filter - Fiberglass, Dust Removal - 25 x 25 x 1 $66.18

$6618
current price $66.18EzFlow EZ Flow II Furnace Air Filter - Fiberglass, Dust Removal - 25 x 25 x 1
15 out of 5 Stars. 1 reviews
16 x 24 x 1 in. Fiberglass 4 MERV Air Filter - Pack of 12 $59.87 Was $75.84

Now$5987
current price Now $59.87, Was $75.84$75.84
16 x 24 x 1 in. Fiberglass 4 MERV Air Filter - Pack of 12
Protect Plus Air 118201 Fiberglass Air Filter, 18" X 20" X 1" (Pack of 12) $55.99

$5599
current price $55.99Protect Plus Air 118201 Fiberglass Air Filter, 18" X 20" X 1" (Pack of 12)
10055.01830 8 x 30 in. EZ Flow II Spun Fiberglass Disposable Furnace Filter - Pack Of 12 $58.87

$5887
current price $58.8710055.01830 8 x 30 in. EZ Flow II Spun Fiberglass Disposable Furnace Filter - Pack Of 12
Best seller Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack $29.96

Sponsored
$2996
current price $29.96Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack
13374.8 out of 5 Stars. 1337 reviews
Filterbuy 20x30x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack $49.98 $8.33/count

Sponsored
$4998
current price $49.98$8.33/count
Filterbuy 20x30x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack
2034.7 out of 5 Stars. 203 reviews
EZ Flow II Furnace Filter 20x25x1 - Spun Fiberglass Disposable Filter - MERV 4 - 30 Day Filter - Dust & Lint Protection $46.02

$4602
current price $46.02EZ Flow II Furnace Filter 20x25x1 - Spun Fiberglass Disposable Filter - MERV 4 - 30 Day Filter - Dust & Lint Protection
Precisionaire Furnace Air Filter 10 " X 24 " X 1 " Fiberglass $48.56 Was $54.60

Now$4856
current price Now $48.56, Was $54.60$54.60
Precisionaire Furnace Air Filter 10 " X 24 " X 1 " Fiberglass
AAF Flanders EZ Flow II MERV 4 Fiberglass MERV 1 Air Filter, 18x18x1 $39.51 Was $49.96 $39.51/count

Now$3951
current price Now $39.51, Was $49.96$49.96
$39.51/count
AAF Flanders EZ Flow II MERV 4 Fiberglass MERV 1 Air Filter, 18x18x1
62.8 out of 5 Stars. 6 reviews
PPA Industries 106228 20 x 36 x 1 in. Fiberglass Air Filter - Pack of 12

PPA Industries 106228 20 x 36 x 1 in. Fiberglass Air Filter - Pack of 12
15 out of 5 Stars. 1 reviews
True Blue 24 In. x 30 In. x 1 In. Merv 2 Fiberglass Furnace Filter Pack of 12

True Blue 24 In. x 30 In. x 1 In. Merv 2 Fiberglass Furnace Filter Pack of 12
153.7 out of 5 Stars. 15 reviews
118301 Fiberglass Air Filter, 18" X 30" X 1" (Pack of 12) $60.93

$6093
current price $60.93118301 Fiberglass Air Filter, 18" X 30" X 1" (Pack of 12)
Flanders EZ Flow II Disposable Fiberglass Air Filter - 12 Pack, 16 x 25 x 1 $45.06

$4506
current price $45.06Flanders EZ Flow II Disposable Fiberglass Air Filter - 12 Pack, 16 x 25 x 1
13 out of 5 Stars. 1 reviews
Precisionaire Air Filter 12x20x1 - Fiberglass, Residential - 12 Pack, 12 x 20 x 1 $52.85

$5285
current price $52.85Precisionaire Air Filter 12x20x1 - Fiberglass, Residential - 12 Pack, 12 x 20 x 1
Fiberglass Air Filter 18x30x1 - 12 Pack | HVAC Furnace Filters | UL Class 2 | Purolator Monobond Design | High Dust Holding Capacity $60.93

$6093
current price $60.93Fiberglass Air Filter 18x30x1 - 12 Pack | HVAC Furnace Filters | UL Class 2 | Purolator Monobond Design | High Dust Holding Capacity
Pamlico Air 4011371 16 x 25 x 1 in. Fiberglass 4 MERV Air Filter - Pack of 12 $51.29 Was $67.12

Now$5129
current price Now $51.29, Was $67.12$67.12
Pamlico Air 4011371 16 x 25 x 1 in. Fiberglass 4 MERV Air Filter - Pack of 12
16 x 24 x 2 in. Fiberglass 4 MERV Air Filter - Pack of 12 $66.69

$6669
current price $66.6916 x 24 x 2 in. Fiberglass 4 MERV Air Filter - Pack of 12
15 out of 5 Stars. 1 reviews
EZ Flow II Flat Panel Spun Fiberglass Air Filter, 30 Days, 15x25x1-In. $44.95 Was $53.02

Now$4495
current price Now $44.95, Was $53.02$53.02
EZ Flow II Flat Panel Spun Fiberglass Air Filter, 30 Days, 15x25x1-In.
34.7 out of 5 Stars. 3 reviews
Glasfloss GDS Series 20 x 20 x 1 Double Strut Disposable Fiberglass Panel Air Filters. Case of 12. Actual Size: 19-5/8 x 19-5/8 x 3/4 From $46.87

46 options
Available in additional 46 optionsFrom$4687
Glasfloss GDS Series 20 x 20 x 1 Double Strut Disposable Fiberglass Panel Air Filters. Case of 12. Actual Size: 19-5/8 x 19-5/8 x 3/4
85 out of 5 Stars. 8 reviews
Furnace Filter Panel - Fiberglass, Residential, Replacement, 14x30x1-14" x 30" x 1" $54.00

$5400
current price $54.00Furnace Filter Panel - Fiberglass, Residential, Replacement, 14x30x1-14" x 30" x 1"
Fiberglass Furnace Filters 12x30x1 (12-Pack) - MERV 1 HVAC Air Filters - International Brand - Replacement Filters for Furnace, AC & Heat Pumps $53.40

$5340
current price $53.40Fiberglass Furnace Filters 12x30x1 (12-Pack) - MERV 1 HVAC Air Filters - International Brand - Replacement Filters for Furnace, AC & Heat Pumps
Furnace Filter 12x20x1, MERV 4 - EZ Flow II Fiberglass Filter - 30 Day Replacement - Dust & Lint Protection - Low Airflow Resistance $43.05

$4305
current price $43.05Furnace Filter 12x20x1, MERV 4 - EZ Flow II Fiberglass Filter - 30 Day Replacement - Dust & Lint Protection - Low Airflow Resistance
AAF Flanders EZ Flow II 24 in. W x 30 in. H x 1 in. D Fiberglass Air Filter $60.05

$6005
current price $60.05AAF Flanders EZ Flow II 24 in. W x 30 in. H x 1 in. D Fiberglass Air Filter
Unbranded Fiberglass Air Filter 4 MERV 1-Pack 20.5 in H x 11 in W x 1 in D $61.72

$6172
current price $61.72Unbranded Fiberglass Air Filter 4 MERV 1-Pack 20.5 in H x 11 in W x 1 in D
Popular in Fiberglass Filter
Related Products
Nordic Pure 18x24x4 (3 5/8) Pleated Air Filters MERV 13 Plus Carbon 6 Pack
Nordic Pure 18x24x4 (3 5/8) Pleated Air Filters MERV 13 Plus Carbon 6 Pack$199.99current price $199.99Filterbuy 12.75x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 2-Pack
Filterbuy 12.75x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 2-Pack$63.98current price $63.98Filterbuy 12.5x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 3-Pack
Filterbuy 12.5x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 3-Pack$91.98current price $91.98Filterbuy 16.5x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 12-Pack
Filterbuy 16.5x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 12-Pack$336.96current price $336.96Filterbuy 16.5x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack
Filterbuy 16.5x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack$176.94current price $176.94Filterbuy 12.75x21x2 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 5-Pack
Filterbuy 12.75x21x2 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 5-Pack$122.95current price $122.95Filterbuy 12.75x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 3-Pack
Filterbuy 12.75x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 3-Pack$91.98current price $91.98Filterbuy 19.75x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 2-Pack
Filterbuy 19.75x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 2-Pack$80.98current price $80.98Filterbuy 16.5x22x2 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 3-Pack
Filterbuy 16.5x22x2 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 3-Pack$79.98current price $79.983M Filtrete 20 in. W X 30 in. H X 1 in. D Fiberglass 13 MERV Pleated Smart Air Filter (Pack of 4)
3M Filtrete 20 in. W X 30 in. H X 1 in. D Fiberglass 13 MERV Pleated Smart Air Filter (Pack of 4)$79.00current price $79.00Aerostar 8x14x1 MERV 11, Air Filter, 8x14x1, Box of 4
Aerostar 8x14x1 MERV 11, Air Filter, 8x14x1, Box of 4$101.36current price $101.36Nordic Pure 16x24x4 (3 5/8) Pleated Air Filters MERV 15 Plus Carbon 2 Pack
Nordic Pure 16x24x4 (3 5/8) Pleated Air Filters MERV 15 Plus Carbon 2 Pack$94.99current price $94.993M Filtrete Allergen Reduction Deep Pleat Filter 4" Slim Fit, 16X25X4,2-pack
3M Filtrete Allergen Reduction Deep Pleat Filter 4" Slim Fit, 16X25X4,2-pack$45.95current price $45.95Nordic Pure 12x24x4 (3 5/8) Pleated Air Filters MERV 14 Plus Carbon 6 Pack
Nordic Pure 12x24x4 (3 5/8) Pleated Air Filters MERV 14 Plus Carbon 6 Pack$229.99current price $229.99Filtrete HDWR03-5IN-2 AC Furnace Air Filter Allergen, Bacteria & Virus, 20x25x5, White
Filtrete HDWR03-5IN-2 AC Furnace Air Filter Allergen, Bacteria & Virus, 20x25x5, White$48.67current price $48.67Filterbuy 12.75x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack
Filterbuy 12.75x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack$118.96current price $118.96Nordic Pure 16x20x4 (3 5/8) Pleated Air Filters MERV 14 Plus Carbon 1 Pack
Nordic Pure 16x20x4 (3 5/8) Pleated Air Filters MERV 14 Plus Carbon 1 Pack$50.99current price $50.99HQRP MERV 6 Pleated AC Furnace Air Filter, 12x12x1 Inches
HQRP MERV 6 Pleated AC Furnace Air Filter, 12x12x1 Inches$13.40current price $13.40