All filters are made in the USA – Order Today
Filter Size: 16×21.5x1A
Actual Size: 16×21.5×1
Actual Size Fraction : 16×21-1/2×1
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Custom Filters Direct 16×21.5×1 air filters provide superior air filtration solutions for both residential and commercial environments. These filters are highly efficient at capturing pollen, dust mites, pet dander, smoke, viruses, and other airborne particles.
Designed with a solid outer frame, these filters provide extra strength and keep the filter from warping or bending. Also, the strong construction makes the filter easier to install and ensures it will last long.
All our 16×21.5×1 AC and furnace filters are 100% made in the USA using the best quality synthetic media. This media has great dust holding capacity and does not allow bacteria or dust to accumulate on the HVAC motor.
Air filters Custom Filters Direct recommends changing your air filter every 60-90 days to ensure clean, healthy indoor air.
These AC and furnace air filters will capture 85% of harmful particles between 3.0-10.0 microns in size including pollen, dust mites, dust, mold spore, carpet fibers, and more.
These AC and furnace air filters will capture more than 85% of harmful particles between 3.0-10.0 microns in size and up to 50% between 1.0-3.0 microns in size. MERV 11 filters capture allergens like pet dander, auto emissions, lead dust, humidifier dust, and more.
These filters remove 90% or more of particles ranging from 3.0-10.0 microns and trap 75% of particles 0.3-1.0 microns in size. MERV 13 filters capture allergens like bacteria, tobacco smoke, droplet nuclei, and more.
Custom Filters Direct 16×21.5×1 air filters offer superior air filtration at great prices. We offer huge discounts on bulk orders, making it easy for you to get all the air filters you need for your home or office at once. We also offer a subscription service, so you get new filters delivered to your doorsteps every month. Place your order now!