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20x25x1 – Merv 13

20x25x1 – Merv 13
AC Furnace Air Filter
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Product Description

Filter Size: 20x25x1

Actual Size: 19.75×24.75×1

Actual Size Fraction : 19-3/4×24-3/4×1

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Buy 20x25x1 Air Filters Online

The air filter is one of the most important parts of a home’s HVAC system. It removes particles and debris from the air before it enters your home, keeping your family safe and healthy.

Installing a Custom Filters Direct 20x25x1 air filter into your HVAC unit helps capture more than 90% of the harmful particles coming with the air outside. Our air filters feature tight mesh weaving which helps to trap and shield your indoor air from contaminants, so you breathe clean and healthy air.

Using AC and furnace filters is one of the most effective ways to promote healthy indoor air quality as they capture dust, pollen, mold, bacteria, and other harmful allergens before they reach your lungs. When you have our quality 20x25x1 air filters installed, you can enjoy breathing in a clean and healthy environment and avoid the potential health risks of airborne diseases.

Properly functioning air filters keep your home’s air clean and fresh, as well as reduce the amount of dust and other allergens in the air. That’s why Custom Filters Direct recommends you to check your air filter regularly and replace them every 2-3 months. Dirty air filters don’t let the clean air pass through and make the HVAC unit to work harder. Replacing air filters on time will not just help you maintain indoor air quality but also help you avoid HVAC repairs.

Choose the Right MERV Air Filter


MERV 8 furnace and AC air filters provide premium indoor air quality at prices you can easily afford. They are a popular choice for residential customers. MERV 8 filters effectively remove 85% of the particles ranging between 3 to 10 microns.


MERV 11 filters serve the needs of both commercial and residential customers. They have an efficiency to remove more than 85% of pollutants 3.0-10.0 microns in size and 50% of pollutants 1.0-3.0 microns in size. These filters are an ideal option if you have pets in your home or you suffer from allergies.


These air filters capture more than 90% of pollutants 3.0-10.0 microns in size and 75% of pollutants 1.0-3.0 microns in size. These filters are specifically designed for spaces where higher filtration is required.

20x25x1 Air Filters Delivery Services

Custom Filters Direct is the one-stop shop when looking to buy a top-quality furnace and AC filters. You can sign up for our subscription service and get a pack of air filters delivered to your address at a regular interval. You can also use our one-time delivery service and get a pack of 4, 6, 8, 12, 48, or more filters with great discounts. Place your order now!