20x23x4 Air Filters for Furnace & AC

Air filter plays an essential role in the operation of your HVAC system. To maintain your system, the important step is to change the air filter regularly, as it improves energy efficiency, clean the air you breathe, and helps you avoid spending money on expensive repairs. Changing it at least every 90 days can mean the difference between optimal comfort and unnecessary repairs.

Homeowners who take care of their HVAC system’s filter can help prevent system downtime and keep their families breathing clean air. Consider choosing Merv Filters LLC to fulfill all your replacement filter needs. We carry a wide range of air filters, available in both standard and custom sizes.

Product Specifications

  • Nominal Size: 20x23x4
  • Made in: USA
  • Actual Size: 19 1/2 x 22 1/2 x 3 3/4
  • Price: $107.60 – $150.60
  • Available in: 4, 6 Packs
  • Designed to last: 90 days
  • Pleats made of: Synthetic media
  • Frame made of: Beverage board
  • Delivery Time: Within 3-5 business days from the order date

Benefits of the Merv Filters LLC 20x23x4 Filter

Long-Running

Our 20x23x4 air filters are designed to last for 90 days. For the single family home with no kids or pets, you should replace your air filter every three months. The two most common issues are allergy sensitive occupants and pets, in these cases, you must check the filter every one or two months.

Made In The USA

All of our 20x23x4 air filters are manufactured in the USA. When you buy directly from the suppliers, you can have the benefits of special discounts on bulk orders.

Ultra High Quality

Our pleated 20x23x4 Furnace Filter is made with high-efficiency filter media that is capable to capture dust mites, mold spores, pollen, pet dander and even allergens between 3 – 10 microns.

MERV 8:

Ideal for basic and standard residential and commercial use.

Note: Color of the 20x23x4 AC Filter may vary due to lightning sources during the photography or your monitor’s display.

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