Discover our selection of 12x20x4 air filters, designed to enhance indoor air quality while ensuring your HVAC system operates efficiently. These high-performance filters trap dust, allergens, and other airborne particles, creating a cleaner and healthier environment for your home or office. With a variety of options available, you can easily find the perfect fit for your needs, all while enjoying improved airflow and extended equipment lifespan.
12x20x4 Air Filter
Enhance your indoor air quality with our high-efficiency 12x20x4 air filters designed for optimal filtration and performance
Product List
12x20x4 MERV 11 Filters - 2 Pack
Filterbuy
Product Review Score
4.55 out of 5 stars
137 reviews$36.40
20x20x4 MERV 13 Air Filters (12-Pack)
Filterbuy
Product Review Score
4.09 out of 5 stars
69 reviews$252.36
Pamlico 20"x20"x1" MERV 4 Filters
Pamlico Air
Product Review Score
4.5 out of 5 stars
76 reviews$59.75
12x20x4 MERV 8 Filters - 5-Pack
Filter King
Product Review Score
4.74 out of 5 stars
174 reviews$49.95
12x12x4 MERV 13 Filters - 4 Pack
Filterbuy
Product Review Score
4.98 out of 5 stars
99 reviews$94.72
20x20x4 MERV 11 Air Filters (12-Pack)
Filterbuy
Product Review Score
4.35 out of 5 stars
186 reviews$197.16
20x25x4 MERV 8 Filters (12-Pack)
Filterbuy
Product Review Score
4.92 out of 5 stars
26 reviews$166.80
Our 12x20x4 air filters are designed to enhance the air quality in your home or office by capturing allergens, dust, and other airborne particles. With a MERV rating that meets or exceeds your filtration needs, these filters ensure that you breathe cleaner, healthier air every day. Crafted from high-quality materials, they are built to last and provide maximum efficiency for your HVAC system.
Choosing the right air filter is essential for maintaining optimal performance and extending the lifespan of your heating and cooling systems. Our 12x20x4 filters are not only effective but also easy to install, making them a convenient choice for any setting. Shop our selection today and experience the difference that a quality air filter can make in your indoor environment.