3 Inch Air Filters

Need to replace your dirty filters? Our 3 inch air filters are available in various sizes, and are a perfect replacement for many major brands. Choose from popular sizes like 16x25x3 air filters, unusual sizes with quarter inch measurements, or even customized sizes you can't find elsewhere. Not only do we have every size you could ever ask for, but we manufacture products of exceptional quality at prices you can afford.

The 3 Inch Air Filters You've Been Dreaming Of

Obviously, air filters are not a one-size-fits-all commodity. However, as long as you choose the right size, our air filters can replace any brand and can be installed in either a furnace or AC unit. Personalize your 16x25x3 furnace filter further with the MERV rating that best fits your needs in your home or business. You can't go wrong with a 3 inch air filter that has the following perks.

  • Manufactured to be any size you require
  • Superior performance
  • Highest filtration efficiency with MERV 13 rating
  • Can improve the air quality in your home or office
  • Reduces allergens and captures dust, pollen, and more

Purchase your 3 inch air filter today! Free shipping on every order.

Aerostar Series 400 NOVApleat Air Filter

Select your size from the drop-down menu or shop extended sizes.