21x27x5 Air Filter

Enhance your indoor air quality with our efficient 21x27x5 air filters designed for optimal performance

Product List

22" X 28" Steel Return Air Filter Grille

22" x 28" Steel Air Grille

Product Review Score

4.23 out of 5 stars

52 reviews

$94.47

24" X 20" Air Filter Grille with Removable Face

24" x 20" Removable Air Grille

Product Review Score

4.71 out of 5 stars

192 reviews

$81.70

Filterbuy 21x27x5 MERV 13 Air Filter 3-Pack

21x27x5 MERV 13 Filters 3-Pack

Filterbuy

Product Review Score

4.69 out of 5 stars

32 reviews

$171.06

21x27 Air Filter MERV 11 - 3-Pack

21x27 MERV 11 Air Filters - 3 Pack

Filterbuy

Product Review Score

4.52 out of 5 stars

71 reviews

$152.64

20x27x1 MERV 8 Pleated Air Filter 4-Pack

MERV 8 Pleated Air Filters 4-Pack

Filterbuy

Product Review Score

4.14 out of 5 stars

176 reviews

$69.44

Filter King 21.5x27x1 MERV 8 Air Filters - 4-Pack

MERV 8 Air Filter Pack

Filter King

Product Review Score

4.29 out of 5 stars

15 reviews

$74.15

Filter King 20x27x1 MERV 8 Air Filter 3-Pack

Filter King 20x27 Air Filter 3-Pack

Filter King

Product Review Score

4.65 out of 5 stars

103 reviews

$69.53

Trane 21x27x5 MERV 13 Air Filter 2-Pack

Trane MERV 13 Air Filters

Product Review Score

4.24 out of 5 stars

77 reviews

$104.95

Filter King 21.5x27.5 MERV 8 Air Filter 4-Pack

Filter King MERV 8 Pack

Filter King

Product Review Score

4.32 out of 5 stars

206 reviews

$67.25

Filter King 20x27x1 MERV 8 Air Filters - 12 Pack

20x27x1 MERV 8 Filters - 12 Pack

Filter King

Product Review Score

4.17 out of 5 stars

53 reviews

$139.81

BAYFTAHEXM2 Merv 13 Air Filter - 20''x25''x5'' Expandable fit Trane Perfectfit 5 Filter Media, Compatible with FLR06231 FLR06372 FLR07962​ (3-pack)

BAYFTAHEXM2 Merv 13 Air Filter - 20''x25''x5'...

Product Review Score

4.74 out of 5 stars

81 reviews

$58.89 $49.00

Filter King 19x27 Air Filter 4-Pack MERV 8

Filter King 19x27 MERV 8 Pack

Filter King

Product Review Score

4.9 out of 5 stars

61 reviews

$81.97