18x24x4 Air Filter

Keep your indoor air clean and fresh with our high-quality 18x24x4 air filters designed for optimal performance

Product List

Nordic Pure MERV 12 Pleated Air Filters - 2 Pack

MERV 12 Air Filters - 2 Pack

Nordic Pure

Product Review Score

4.54 out of 5 stars

71 reviews

$48.99

MERV 11 Allergen Defense Air Filters 4-Pack

MERV 11 Allergen Air Filters

Filterbuy

Product Review Score

4.95 out of 5 stars

218 reviews

$100.44

18x24x4 MERV 11 Allergen Defense Air Filters (6-Pack)

MERV 11 Air Filters 6-Pack

Filterbuy

Product Review Score

4.4 out of 5 stars

213 reviews

$143.04

18x24 MERV 10 Air Filters - Pack of 6

18x24 MERV 10 Filters - 6 Pack

Glasfloss

Product Review Score

4.84 out of 5 stars

23 reviews

$87.98

True Blue MERV 11 Air Filters 18x24x1, 4-Pack

True Blue MERV 11 Filters

True Blue

Product Review Score

4.5 out of 5 stars

176 reviews

$31.96

Flanders E-Z Flow II Disposable Filters - MERV 4

Flanders E-Z Flow II Filters

Flanders

Product Review Score

4.76 out of 5 stars

223 reviews

$52.95

Aerostar 18x24x4 MERV 8 Pleated Air Filters

Aerostar 18x24x4 MERV 8 Filters

Aerostar

Product Review Score

4.45 out of 5 stars

108 reviews

$109.79

AIRX MERV 11 Pleated Air Filters 4 Pack

MERV 11 Pleated Air Filters

Airx Filters

Product Review Score

4.99 out of 5 stars

214 reviews

$41.70

Color Changing Air Filter for Pet Odors - 2 Pack

Color Changing Pet Odor Filters - 2 Pack

Product Review Score

4.88 out of 5 stars

17 reviews

$43.99

Filter King 24x18x1 MERV 8 Air Filters - 4-Pack

MERV 8 Air Filters 4-Pack

Filter King

Product Review Score

4.27 out of 5 stars

104 reviews

$54.56

BNX TruFilter 18x24x1 MERV 11 Air Filters - Pack of 6

BNX MERV 11 Air Filters

Bnx

Product Review Score

4.54 out of 5 stars

89 reviews

$53.99

Filter King 18x24x1 MERV 11 Air Filters - 4 Pack

Filter King MERV 11 Filters - 4 Pack

Filter King

Product Review Score

4.9 out of 5 stars

33 reviews

$40.77