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18x22x1 – Merv 8

18x22x1 – Merv 8
AC Furnace Air Filter
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Product Description

Filter Size: 18x22x1

Actual Size: 17.5×21.5×1

Actual Size Fraction : 17-1/2×21-1/2×1

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Buy 18x22x1 Air Filters Online

It is hard to deny the importance of keeping your home clean. Not only does a clean environment make it more comfortable for you, but it also makes it easier for you to maintain.

Custom Filters Direct 18x22x1 air filters will keep your home cleaner and healthier. These air filters remove dust, allergens, bacteria, and other impurities from your air so you can breathe easily.

Made to fit both residential and commercial applications, our filters improve air quality by eliminating more than 90% of the particles floating in the air. These filters come with tight mesh weaving that holds dust particles and allows the clean air to pass through.

Keeping your AC and furnace air filter clean is an important step in maintaining good indoor air quality. Custom Filters Direct recommends you to check the filters regularly and replace them every 2-3 months to maintain the maximum efficiency of your HVAC unit and avoid unnecessary repairs. During the peak seasons, you can replace your air filters every 30 days.

Select the Right MERV Air Filter


These AC and furnace air filters are very popular for residential applications. MERV 8 filters effectively filter out 85% of the airborne particles ranging between 3 to 10 microns.


These air filters are more efficient than MERV 8 as they remove more than 85% of particles ranging between 3 to 10 microns and 50% of particles ranging in size from 1 to 3 microns.


MERV 13 air filters are capable of trapping most dust particles and other contaminants that pass through them. These filters are ideal for hospital and general surgery units. MERV 13 filters trap more than 90% of the particles 3.0-10.0 microns in size and 75% of the particles 0.3-1.0 microns in size.

Easy 18x22x1 Air Filters Delivery

Need to replace your dirty air filters? Custom Filters Direct makes it easy. We offer two easy delivery options to suit your needs. You can subscribe to our auto-delivery service and we will send you a pack of new 18x22x1 air filters at a regular interval of your choice. Or, you can choose our one-time delivery option. All our air filters come in packs of 4, 6, 12, and more. So, choose the option that suits your air filtration needs and place your order now!