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19x21x1

19x21x1
AC Furnace Air Filter
From: $10.81 / year
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Product Description

Filter Size: 19x21x1

Actual Size: 18.5×20.5×1

Actual Size Fraction : 18-1/2×20-1/2×1

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Purchase 19x21x1 Air Filters Online

Filters are a great way to clean the air in your home. They trap smaller particles, like pollen, dust, and dirt, so they can be removed from the air before they can enter your lungs. Custom Filters Direct designs quality 19x21x1 air filters that remove the microscopic particles present in the environment while keeping your space healthy and comfortable to breathe in.

Our air filters utilize synthetic media to trap and block finer particles that can lead to a number of health problems, including lung infections and asthma attacks. 100% made in the USA, our 19x21x1 AC and furnace air filters promote healthy indoor air quality and will work longer than ordinary air filters available on the market.

Eventually, your air filters get dirty after a few months. The dirty filters block airflow causing your HVAC unit to work harder and run longer in order to cool or warm your space. So. it’s crucial to replace your air filters every 60 to 90 days. Replacing your air filters not only cleans the air but also protects the HVAC unit from damage and costly repairs.

We have MERV 8, MERV 11, and MERV 13 Filters

MERV 8

MERV 8 air filters block the most common air particles and capture 85% of 3 – 10 micron size air particles. They provide exceptional air filtration solutions in the standard home settings

MERV 11

These AC and furnace air filters create a healthier living and working environment by capturing more than 85% of 3.0-10.0 microns size particles and 75% of particles 1.0-3.0 microns in size.

MERV 13

MERV 13 air filters are well known for their high performance in most industrial applications. These air filters eliminate more than 90% of the dirt particles 3.0-10.0 microns in size and 75% of the air particles 0.3-1.0 microns in size.

Fast 19x21x1 Air Filters Delivery

Air filters not only help to reduce the amount of dust in your house, but they can also help to reduce the number of allergens in your house as well. Custom Filters Direct 19x21x1 filters offer superior filtration, reduce energy bills, and protect your HVAC unit. Made in our own manufacturing facility, these 19x21x1 quality filters are available without any hidden charges or extra costs. You can use our auto-delivery service to get a pack of air filters delivered to your address at a fixed interval of your choice. We also offer a one-time delivery service.

We deliver air filters in packs of 4, 6, 12, 48, and more. Place your order now and get huge discounts on bulk orders of 19x21x1 AC and furnace air filters.