21x26x5 Air Filter

Enhance your indoor air quality with our reliable 21x26x5 air filters designed for optimal performance

Discover the perfect solution for maintaining clean and healthy indoor air quality with our selection of 21x26x5 air filters. Designed to effectively capture dust, allergens, and other airborne particles, these filters ensure optimal performance for your HVAC system. With a variety of options available, you can find the ideal fit for your needs and enjoy fresher, cleaner air throughout your home or business.

Product List

Aerostar 21x26x5 MERV 11 Pleated Replacement Air Filter for Trane BAYFTAH26M, 2 Pack (Actual Size: 21 1/10" x 25 7/10" x 5")

Aerostar 21x26x5 MERV 11 Pleated Replacement...

Aerostar

Product Review Score

4.1 out of 5 stars

187 reviews

SGD 112.34

Tier1 21x26x5 Merv 8 Replacement for Trane BAYFTAH26M Air Filter 2 Pack

Tier1 21x26x5 Merv 8 Replacement for Trane BA...

Tier1

Product Review Score

4.47 out of 5 stars

9 reviews

SGD 92.44

Tier1 Pleated Air Filter - 21x26x5 - MERV 11 Replacement for Trane Air Conditioner System Air Filters Improves Air Quality - 2 Pack

Tier1 Pleated Air Filter - 21x26x5 - MERV 11...

Tier1

Product Review Score

4.88 out of 5 stars

26 reviews

SGD 105.30

Filters Fast Compatible Replacement for Trane 21x26x5 Air Filter MERV 13 BAYFTAH26M Pleated AC Furnace Air Conditioner Filters Actual Size: 19.87 x 25.25 x 4.87, 2-Pack

Filters Fast Compatible Replacement for Trane...

Product Review Score

4.36 out of 5 stars

214 reviews

SGD 131.98 SGD 125.63

Aerostar 21x26x5 MERV 8 Pleated Replacement Air Filter for Trane BAYFTAH26M, 2 Pack (Actual Size: 21 1/10" x 25 7/10" x 5")

Aerostar 21x26x5 MERV 8 Pleated Replacement A...

Aerostar

Product Review Score

4.9 out of 5 stars

66 reviews

SGD 103.13

Filter King 21x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 26 x .75"

Filter King 21x26x1 Air Filter | 4-PACK | MER...

Filter King

Product Review Score

4.3 out of 5 stars

198 reviews

SGD 74.60

Aerostar 21x26x5 MERV 11 Pleated Replacement Air Filter for Trane BAYFTAH26M, 2 Pack (Actual Size: 21 1/10" x 25 7/10" x 5")

Aerostar 21x26x5 MERV 11 Pleated Replacement...

Aerostar

Product Review Score

4.63 out of 5 stars

131 reviews

SGD 112.34

Honeywell 26 X 21 X 5 Replace Filter - Perfect Fit TRN2621T1

Honeywell 26 X 21 X 5 Replace Filter - Perfec...

Honeywell

Product Review Score

4.28 out of 5 stars

110 reviews

SGD 96.62

Lennox Replacement Filter (75X67) X6667 for PCO-20C - 21 x 26 x 4

Lennox Replacement Filter (75X67) X6667 for P...

Product Review Score

4.11 out of 5 stars

145 reviews

SGD 123.48

Filterbuy 21x24.5x5 Air Filter MERV 8 Dust Defense (1-Pack), Pleated HVAC AC Furnace Air Filters Replacement for Rheem, Ruud, and Protech (Actual Size: 20.63 x 24.13 x 4.38 Inches)

Filterbuy 21x24.5x5 Air Filter MERV 8 Dust De...

Filterbuy

Product Review Score

4.32 out of 5 stars

44 reviews

SGD 54.47

QuikBox MERV 11 Media Filter 2-Pack

QuikBox MERV 11 Filters

Product Review Score

4.24 out of 5 stars

170 reviews

SGD 114.96

MERV 8 Pleated Air Filter 20x21x5

20x21x5 MERV 8 Filter

Filterbuy

Product Review Score

4.54 out of 5 stars

131 reviews

SGD 76.02

Choosing the right air filter is crucial for maintaining optimal air quality in your home or workspace. The 21x26x5 air filter is designed to effectively capture dust, pollen, and other airborne particles, ensuring cleaner air for you and your family. With its precise dimensions, this filter fits seamlessly into various HVAC systems, offering convenience without compromising performance.

Not only does the 21x26x5 air filter improve indoor air quality, but it also contributes to the efficiency of your heating and cooling systems. Regularly replacing your air filter can lead to better energy efficiency and reduced utility bills. Explore our selection to find the perfect air filter that meets your needs for reliable filtration and long-lasting performance.