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13x21x1A

13x21x1A
AC Furnace Air Filter
From: $9.46 / year
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Product Description

Filter Size: 13x21x1A

Actual Size: 13x21x1

Actual Size Fraction : 13x21x1

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Shop 13x21x1A Air Filters Online

Enjoy maximum air filtration with optimal airflow with Custom Filters Direct 13x21x1A air filters. These air filters are ideal for both commercial and residential owners, looking to capture pollen, smog, pet dander, bacteria, virus, and more from the air stream.

All these filters are proudly made in the USA and are designed to meet air filtration efficiency standards. From your home to your office, Custom Filters Direct 13x21x1A furnace and HVAC filters help clean the indoor air you breathe.

Our air filters are electrostatically charged and built to capture more than 90% of harmful particles in the air. These air filters will fit almost any HVAC unit and will last longer than any regular air filters available on the market.

13x21x1A – MERV 8, MERV 11, MERV 13 Air Filters

MERV 8

These air filters are most commonly used in standard household settings and are relatively affordable. These filters will capture 85% of the particles ranging between 3.0 – 10.0 microns.

MERV 11

They are efficient at capturing more than 85% of the particles between 3.0 – 10.0 microns, as well as 50% of the particles between 1.0-3.0 microns. These air filters are ideal to use in households with pets or small kids.

MERV 13

MERV 13 air filters will capture more than 90% of particles ranging between 3.0 – 10.0 microns and up to 75% of particles between 0.3 – 1.0 microns. These air filters are ideal for surgery units, hospitals, restaurants, and more where high air filtration is required.

13x21x1A Air Filters Delivery

Custom Filters Direct offers fast, reliable air filter delivery to our clients. Whether you choose our monthly subscription service or need to place a bulk order for air filters, we have got you covered. We offer huge discounts on bulk orders.

Clean, healthy air is a must; no matter whether you are at home or in your office. With the help of 13x21x1A air filters from Custom Filters Direct, you can easily maintain indoor air quality by keeping Virus Smoke, Smog, and other Bacteria away from your premises.