12x20x4 Air Filter

Enhance your indoor air quality with our high-efficiency 12x20x4 air filters designed for optimal filtration and performance

Product List

Aerostar 12x20x1 MERV 13, Pleated Air Filter, 12x20x1, Box of 4, Made in the USA

Aerostar 12x20x1 MERV 13, Pleated Air Filter,...

Aerostar

Product Review Score

4.29 out of 5 stars

192 reviews

$47.42

Aerostar 12x20x4 MERV 13, Pleated Air Filter, 12 x 20 x 4, Box of 4, Made in the USA

Aerostar 12x20x4 MERV 13, Pleated Air Filter,...

Aerostar

Product Review Score

4.09 out of 5 stars

11 reviews

$127.44

Filterbuy 12x20x4 MERV 13 Air Filters (3-Pack)

12x20x4 MERV 13 Filters

Filterbuy

Product Review Score

4.1 out of 5 stars

204 reviews

$71.52

Filterbuy 12x20x4 MERV 13 Air Filters (5-Pack)

12x20x4 MERV 13 Filters (5-Pack)

Filterbuy

Product Review Score

4.41 out of 5 stars

193 reviews

$115.85

Filterbuy 12x20x4 MERV 8 Air Filter (1-Pack)

12x20x4 MERV 8 Filter

Filterbuy

Product Review Score

4.48 out of 5 stars

69 reviews

$26.97

DerBlue 20x20x4 MERV 13 Furnace Filter Replacement

DerBlue MERV 13 Furnace Filter

Product Review Score

4.29 out of 5 stars

220 reviews

$32.00

13x20x4 MERV 8 Air Filters (2-Pack)

13x20x4 MERV 8 Filters (2-Pack)

Filterbuy

Product Review Score

4.24 out of 5 stars

155 reviews

$45.62

Filterbuy 12x20x4 MERV 11 Air Filters (5-Pack)

12x20x4 MERV 11 Filters

Filterbuy

Product Review Score

4.39 out of 5 stars

161 reviews

$92.85

Aerostar 12x20x4 MERV 11 Pleated Air Filters

Aerostar 12x20x4 Pleated Filters

Aerostar

Product Review Score

4.71 out of 5 stars

183 reviews

$111.62