Discover our premium selection of 18x20x1 air filters, designed to enhance your indoor air quality while ensuring optimal HVAC performance. These filters capture dust, pollen, allergens, and other airborne particles, providing a cleaner and healthier environment for you and your family. With a variety of options to suit your specific needs, upgrading your air filtration has never been easier or more effective.
18x20x1 Air Filter
Enhance your indoor air quality with our reliable 18x20x1 air filters designed for optimal performance
Product List
Filtrete 18x20x1 Air Filter Pack
Filtrete
Product Review Score
4.56 out of 5 stars
86 reviewsSGD 70.68
Nordic Pure MERV 12 Filters
Nordic Pure
Product Review Score
4.58 out of 5 stars
58 reviewsSGD 126.22
Nordic Pure MERV 12 Filters - 3 Pack
Nordic Pure
Product Review Score
4.47 out of 5 stars
201 reviewsSGD 49.65
MERV 11 AC Filters - 6 Pack
Pamlico Air
Product Review Score
4.29 out of 5 stars
49 reviewsSGD 69.40
18x20x1 MERV 8 Filter Pack
Airx Filters
Product Review Score
4.13 out of 5 stars
195 reviewsSGD 94.65
Lifetime Reusable Air Filter
Product Review Score
4.1 out of 5 stars
146 reviewsSGD 50.48 SGD 47.96
18x20x1 MERV 13 Filters - Pack of 6
Filterbuy
Product Review Score
4.84 out of 5 stars
178 reviewsSGD 95.12 SGD 73.16
MERV 11 18x20x1 Air Filters (6-Pack)
Filterbuy
Product Review Score
4.5 out of 5 stars
147 reviewsSGD 90.19 SGD 69.38
Choosing the right air filter is crucial for maintaining a healthy indoor environment, and the 18x20x1 air filter is a popular option among homeowners. This filter size is designed to fit a variety of HVAC systems, ensuring optimal airflow while capturing dust, pollen, and other airborne particles. By investing in a high-quality filter, you can enhance the efficiency of your heating and cooling systems while reducing allergens in your home.
Regularly replacing your 18x20x1 air filter can help prolong the lifespan of your HVAC system and keep your energy bills in check. Filters are available in different ratings, including MERV ratings, which indicate their effectiveness in trapping contaminants. Explore our selection to find the perfect air filter that meets your needs and supports a cleaner, healthier living space.