20x24x1 AIRx ALLERGY Air Filter - MERV 11

AIRx 20x24x1-ALLERGY | Our#: 109912
6 pack
 
 

20x24x1 AIRx ALLERGY Air Filter - MERV 11

  • MERV 11 Rated
  • Change Every 3 Months
  • 20x24x1" Nominal
  • 19½x23-7/16x¾" Actual
As Low As $7.78 Per Filter
In Stock
Ships Today
Est. Delivery By Jul. 24th
Choose a quantity

If you want to promote superior air quality in your home, this is the air filter for you!   The specialized media in the filter attracts and captures small particles that can cause allergies.   We carry your size of air conditioner filter or furnace filter.  We offer convenient online ordering and quick shipping right to your door!

  • Pleated media provides extended surface area for filtration, and low resistance to airflow
  • MERV 11 rating means the filter attracts household allergens like dust, pollen, mold spores, dander, smoke and smog
  • Replace every 90 days under normal use
  • Made with pride in the USA
  • 100% free returns on all filters

REVIEW SNAPSHOT®

by PowerReviews
Koch Filter Corporation20" X 24" X 1" MERV 11 Pleated Filter
 
4.8

(based on 60 reviews)

98%

of respondents would recommend this to a friend.

Pros

  • Good size/fit (42)
  • Easy to install (36)
  • Good value (36)
  • Durable (22)
  • Quiet (11)

Cons

    Best Uses

    • Central AC (46)
    • Central heating (29)
    • Home (29)
    • Large rooms (5)
      • Reviewer Profile:
      • Homeowner (56), Avid do-it-yourselfer (4)

    Reviewed by 60 customers

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    Displaying reviews 1-10

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    5.0

    Very Pleased

    By Sam

    from Panama City Beach, Fl

    About Me Homeowner

    Verified Buyer

    Pros

    • Durable
    • Easy To Install
    • Good Value
    • Quiet

    Cons

      Best Uses

      • Central AC
      • Central Heating

      Comments about Koch Filter Corporation 20" X 24" X 1" MERV 11 Pleated Filter:

      An odd size that is not available locally.

       
      5.0

      good service

      By Yune

      from Picayune, MS

      About Me Homeowner

      Verified Buyer

      Pros

      • Good Fit
      • Good Value

      Cons

        Best Uses

        • Central AC
        • Home

        Comments about Koch Filter Corporation 20" X 24" X 1" MERV 11 Pleated Filter:

        Seems to be fine even though I haven't had a need for it just yet.

         
        5.0

        Excellent Service

        By Maggie

        from Gainesville, VA

        About Me Homeowner

        Verified Buyer

        Pros

        • Easy To Install

        Cons

          Best Uses

          • Central AC
          • Central Heating

          Comments about Koch Filter Corporation 20" X 24" X 1" MERV 11 Pleated Filter:

          Delivery is very prompt.

           
          5.0

          quick ship

          By Herm

          from Boynton Beach ,FL

          About Me Homeowner

          Verified Buyer

          Pros

          • Good Fit
          • Good Value

          Cons

            Best Uses

            • Central AC
            • Instructions
            • Perfect Fit Due To Your

            Comments about Koch Filter Corporation 20" X 24" X 1" MERV 11 Pleated Filter:

            company supplied best sizes for proper fit

             
            5.0

            Pleated Filter

            By red2k1

            from New Orleans, LA

            About Me Homeowner

            Verified Buyer

            Pros

            • Easy To Install
            • Good Fit
            • Good Value

            Cons

              Best Uses

              • Central AC
              • Central Heating
              • Home

              Comments about Koch Filter Corporation 20" X 24" X 1" MERV 11 Pleated Filter:

              Have purchased filters from DF.com for years and plan to contine to do so. They simply work very well and for a reasonable price. Shipping is quick and filters always arrive in good shape.

               
              5.0

              Special order A/C Filter

              By Sharp Geizer

              from Fort Lauderdale, Fl.

              About Me Homeowner

              Verified Buyer

              Pros

              • Good Fit
              • Good Value
              • Got Just What I Ordered

              Cons

                Best Uses

                • Central AC
                • Central Heating

                Comments about Koch Filter Corporation 20" X 24" X 1" MERV 11 Pleated Filter:

                All good, perfect size, perfect fit to my specs.

                 
                5.0

                GREAT PRODUCT Worth the money

                By Bob

                from Kenner, LA.

                About Me Handyman, Homeowner

                Verified Buyer

                Pros

                • Easy To Install
                • Good Fit
                • Good Value

                Cons

                • None at all

                Best Uses

                • Central AC
                • Home
                • Large Rooms

                Comments about Koch Filter Corporation 20" X 24" X 1" MERV 11 Pleated Filter:

                They look to be well made

                 
                4.0

                Odd size A/C Filters

                By Howie

                from Austin, Tx

                About Me Homeowner

                Verified Buyer

                Pros

                • Good Fit
                • Good Value

                Cons

                  Best Uses

                  • Central AC

                  Comments about Koch Filter Corporation 20" X 24" X 1" MERV 11 Pleated Filter:

                  Have unusual size which could not find in local stores.

                   
                  5.0

                  Affordable quality, a deal I can't refus

                  By twocolts

                  from Lady Lake, Florida

                  About Me Homeowner

                  Verified Buyer

                  Pros

                  • Easy To Install
                  • Good Fit
                  • Good Value

                  Cons

                    Best Uses

                    • Central AC
                    • Central Heating
                    • Home

                    Comments about Koch Filter Corporation 20" X 24" X 1" MERV 11 Pleated Filter:

                    Filters are quality, saving future maintenance problems.

                     
                    5.0

                    just what I needed

                    By countrygirl

                    from alabama

                    About Me Homeowner

                    Verified Buyer

                    Pros

                    • Good Fit
                    • Good Value

                    Cons

                      Best Uses

                      • Central AC

                      Comments about Koch Filter Corporation 20" X 24" X 1" MERV 11 Pleated Filter:

                      this is a hard to find size in my area. great to be able to get them this easily and at such a good price

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