20x21x5 Air Filter

Enhance your indoor air quality with our high-efficiency 20x21x5 air filters designed for optimal performance

Product List

MERV 12 20x20x5 Air Filter

MERV 12 Air Filter 20x20x5

Nordic Pure

Product Review Score

4.95 out of 5 stars

125 reviews

$29.99

21x21.5x5 MERV 8 Pleated Air Filters (2-Pack)

MERV 8 Pleated Air Filters (2-Pack)

Filterbuy

Product Review Score

4.93 out of 5 stars

189 reviews

$89.58

MERV 11 Air Filter 15.375" x 21.875" x 5.25

MERV 11 Air Filter 5.25”

Product Review Score

4.59 out of 5 stars

66 reviews

$51.99

GeneralAire ReservePro 20x20x5 MERV 11 Air Filters

ReservePro 20x20x5 MERV 11 Filters

Product Review Score

4.33 out of 5 stars

15 reviews

$74.95

Aerostar MERV 11 Pleated Air Filters - Box of 4

MERV 11 Pleated Filters – 4 Pack

Aerostar

Product Review Score

4.57 out of 5 stars

87 reviews

$47.40

20x21x5 MERV 11 Air Filter Replacement (4-Pack)

20x21x5 MERV 11 Filters (4-Pack)

Filterbuy

Product Review Score

4.27 out of 5 stars

163 reviews

$151.84

20x21x5 MERV 13 HVAC Replacement Air Filter

MERV 13 HVAC Air Filter

Filterbuy

Product Review Score

4.81 out of 5 stars

112 reviews

$72.09

20x21x5 MERV 13 Air Filter (4-Pack)

MERV 13 Air Filter Pack

Filterbuy

Product Review Score

4.32 out of 5 stars

126 reviews

$179.65

Y6606 MERV 16 Air Filter Replacement 20x21x5

Y6606 MERV 16 Filter 20x21x5

Product Review Score

4.17 out of 5 stars

160 reviews

$119.49

Lennox MERV 16 Air Filter 20x21x5

Lennox MERV 16 Filter 20x21

Product Review Score

4.3 out of 5 stars

91 reviews

$135.95

20x21x5 MERV 11 Air Filter for HVAC

MERV 11 HVAC Air Filter

Filterbuy

Product Review Score

4.41 out of 5 stars

172 reviews

$65.00

Y6606 MERV 16 Air Filter 20x21x5 - 2 Pack

20x21x5 MERV 16 Filters

Product Review Score

4.5 out of 5 stars

78 reviews

$198.68