Upgrade your filter to a MERV 13 rated air filter to protect your home or business from the spread of viruses and illnesses.

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Annual Furnace Filters

FourSeasons: Annual Furnace Filter is a direct replacement for standard 1” pleated filters. The FourSeasons: Annual Filter uses a patented design that uses a 4” deep pleated filter that is designed to fit in place of most 1” filters making installation a snap! The FourSeasons quickly converts your air return from using a 1” filter to a 4” deep filter, with no tools or modifications needed. The FourSeasons’ unique 4” deep design and tapered shape allows the 4” depth to extend into most air returns, taking full advantage of the unused space and to allow for more extraction of airborne contaminates. A gasket runs along the frame of the filter ensuring a sealed fit that maximizes filtration in your home or business. When upgrading your 1” filter to a 4” deep FourSeasons, you’ll require fewer filter changeouts throughout the year and save up to 10% on your energy bill.

And when upgrade your 1” filter to a 4” FourSeasons annual filter you’ll benefit from:

  • 4X the dust holding capacity
  • 4X the media surface
  • 4X the service life*, AND
  • Up to 10% yearly savings on your energy bill 

The FourSeasons: Annual Filter is available in a variety of MERV rating options to suit your environment’s needs, including MERV 8, MERV 11, carbon and anti-microbial. The Annual Filter works identically to a 1” pleated filter but lasts 4X as long due to the 4” deep pleats that provide additional surface area. Depending on the MERV rating, your filter will remove airborne contaminants including dust, dirt, dust mites, pollen, lint, pet dander, mold spores, smoke, bacteria, viruses, and more!

Construction:

The FourSeasons: Annual Furnace Filter uses a premium synthetic media that is thermically glued to an expanded metal backing that prevents the media from sagging during use. The pleated media is glued to the inside of a heavy-duty beverage board frame, ensuring the filter’s integrity even in high moisture environments. A neoprene gasket is adhered to the filters frame ensuring a secure fit and eliminating air bypass. 

Upgrade to our 4” Four Seasons Filter and get up to one year of service life

Want to save money AND time by only having to change your filter as little as once a year? Upgrade your 1” filter to our 4” Four Seasons filter that is specially designed to fit into your existing 1” opening/air return. No tools or modifications needed.

Four Seasons™ Filter Media

Utilizing electrostatically charged, 100% synthetic media, our one-year air filters offer significantly higher particulate efficiency than regular poly/cotton media pleated filters, with little change in static pressure. MERV 8 filter media will not promote the growth of bacteria, mold, mildew, or fungi in normal operating environments, and has not been chemically treated. Four Seasons™ MERV 8 pleated filters are an ideal upgrade from standard disposable panel filters. These filters are designed to last up to 12 Months.

Click here to learn more about our Four Seasons Filter!

Product Listing

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  1. Filtered Airborne Contaminants

    paper
    dust
    mite
    pollen
    dander
  2. Filtered Airborne Contaminants

    paper
    dust
    mite
    pollen
    dander
  3. Filtered Airborne Contaminants

    paper
    dust
    mite
    pollen
    dander
  4. Filtered Airborne Contaminants

    paper
    dust
    mite
    pollen
    dander
  5. Filtered Airborne Contaminants

    paper
    mite
    odor
    pollen
    smog
    smoke
    dust
  6. Filtered Airborne Contaminants

    paper
    dust
    mite
    pollen
    dander
  7. Filtered Airborne Contaminants

    paper
    dust
    mite
    pollen
    dander
  8. Filtered Airborne Contaminants

    paper
    mite
    mold
    smog
    smoke
    allergens
  9. Filtered Airborne Contaminants

    paper
    mite
    mold
    smog
    smoke
    allergens
  10. Filtered Airborne Contaminants

    paper
    dust
    mite
    pollen
    dander

Product Listing

Showing 1-10 of 24 products

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Customize Your Air Filter in 4 Easy Steps

Step 1
APPLICATION
Step 2
EFFICIENCY
Step 3
DIMENSIONS
Step 4
DELIVERY

Air Filters, Inc. is committed to providing a "one-stop shop" for all of your air filtration requirements. As an air filter manufacturer, we are uniquely positioned to custom make any and all types of air filters.

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