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20.75×21.75 – Merv 11

20.75×21.75 – Merv 11
AC Furnace Air Filter
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Product Description

Filter Size: 20.75×21.75A

Actual Size: 20.75×21.75×1

Actual Size Fraction : 20-3/4×21-3/4×1

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Purchase 20.75×21.75 Air Filters Online

Adding a quality air filter to your home can make a huge difference to your health and quality of life. Whether it’s promoting indoor air quality or removing harmful allergens, air filters play an important role in your HVAC system. So, Custom Filters Direct introduces premium 20.75×21.75 air filters that deliver the very best air filtration solutions at prices you can easily afford.

Custom Filters Direct 20.75×21.75 air filters help to keep the air in your home clean by trapping these particles before they can enter your lungs. Our air filters are designed with synthetic media which does an amazing job of removing more than 90% of particulates that pass through. No matter how harsh it gets inside your home or office, our superior AC and furnace keep your living environment clean and healthy.

Utilizing innovative methods, these air filters offer unparalleled filtration and long-lasting results while keeping the HVAC units working efficiently. When your HVAC unit runs properly, it consumes less energy and requires less maintenance.

MERV 8, MERV 11, MERV 13 Air Filter Options


These air filters are designed to help clean and freshen the air in most common residential households. MERV 8 filters capture 85% of particles 3.0-10.0 microns size. These filters will capture allergens including pollen, mold, bacteria, and more from the air.


These air filters will remove more than 85% of airborne allergens 3.0-10.0 microns in size and 50% of the particles 1.0-3.0 microns in size. MERV 11 filters are ideal for both commercial and residential environments.


MERV 13 air filters are designed to provide superior air filtration solutions for hospitals, industrial buildings, chemical labs, surgery units, and more. These filters eliminate more than 90% of particles 3.0-10.0 microns in size and 75% of particles 0.3 – 1.0 microns in size.

20.75×21.75 Air Filters Delivery

Custom Filters Direct is your one-stop shop to buy superior quality 20.75×21.75 air filters online. Our subscription service helps you get a pack of new 20.75×21.75 furnace and HVAC air filters delivered at a time interval of your choice. You can also customize the frequency from 30, 60, 90, to 120-day air filter delivery. We also offer a one-time delivery option on 20.75×21.75 air filters and offer huge discounts on bulk orders. So, choose the option according to your needs, and we will handle the rest.