18x24x4 Air Filter

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

Product List

Pamlico Air 18x24x4 MERV 8 Pleated Filters - 3 Pack

Pamlico MERV 8 Air Filters

Pamlico Air

Product Review Score

4.56 out of 5 stars

173 reviews

$50.98

Nordic Pure MERV 8 Pleated Air Filter 18x24

Nordic Pure MERV 8 Filter

Nordic Pure

Product Review Score

4.84 out of 5 stars

161 reviews

$32.99

18x24x4 Pleated MERV 11 AC Air Filters

MERV 11 Pleated AC Filters

Pamlico Air

Product Review Score

4.16 out of 5 stars

105 reviews

$84.98

Glasfloss 4" MERV 11 Air Filters - Case of 6

Glasfloss 4" MERV 11 Filters

Glasfloss

Product Review Score

4.54 out of 5 stars

83 reviews

$106.98

Glasfloss MERV 11 Pleated Air Filters - Box of 3

MERV 11 Pleated Filters - 3 Pack

Glasfloss

Product Review Score

4.16 out of 5 stars

174 reviews

$61.98

Nordic Pure MERV 12 Plus Carbon Air Filters 2-Pack

Nordic Pure MERV 12 Carbon Filters

Nordic Pure

Product Review Score

4.57 out of 5 stars

169 reviews

$55.99

Honeywell 18x24x1 MERV 11 Air Filters (4-Pack)

Honeywell MERV 11 Air Filters

Honeywell

Product Review Score

4.19 out of 5 stars

182 reviews

$39.96

Nordic Pure 18x24x4 Pleated Air Filter MERV 13

Nordic Pure MERV 13 Filter

Nordic Pure

Product Review Score

4.43 out of 5 stars

199 reviews

$40.17

Filterbuy 18x24x4 MERV 13 HVAC Air Filter

18x24x4 MERV 13 Filter

Filterbuy

Product Review Score

4.36 out of 5 stars

197 reviews

$45.75

18x24x4 MERV 13 Pleated Air Filter Pack

18x24x4 MERV 13 Air Filters

Filterbuy

Product Review Score

4.12 out of 5 stars

44 reviews

$269.28

Aerostar 18x24x4 MERV 13 Pleated Air Filters

Aerostar 18x24x4 Pleated Filters

Aerostar

Product Review Score

4.11 out of 5 stars

202 reviews

$153.22

Nordic Pure 18x24x4 Pleated Air Filters MERV 15

Nordic Pure MERV 15 Filters

Nordic Pure

Product Review Score

4.83 out of 5 stars

75 reviews

$113.17