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  • Size
    • 1″ Air Filters
      • 10 x 10 x 1″
      • 12 x 12 x 1″
      • 12 x 20 x 1″
      • 12 x 24 x 1″
      • 12 x 30 x 1″
      • 14 x 14 x 1″
      • 14 x 20 x 1″
      • 14 x 24 x 1″
      • 14 x 25 x 1″
      • 14 x 30 x 1″
    • 1″ Air Filters
      • 16 x 16 x 1″
      • 16 x 20 x 1″
      • 16 x 24 x 1″
      • 16 x 25 x 1″
      • 18 x 18 x 1″
      • 18 x 20 x 1″
      • 18 x 24 x 1″
      • 18 x 30 x 1″
    • 1″ Air Filters
      • 20 x 20 x 1″
      • 20 x 22 x 1″
      • 20 x 24 x 1″
      • 20 x 25 x 1″
      • 20 x 30 x 1″
      • 24 x 24 x 1″
      • 24 x 30 x 1″
      • 25 x 25 x 1″
      • Click here to see a list of ALL of our sizes
    • 2″ Air Filters
      • 16 x 20 x 2″
      • 16 x 25 x 2″
      • 18 x 24 x 2″
      • 20 x 20 x 2″
      • 20 x 25 x 2″
      • 24 x 24 x 2″
      • Click here to see a list of ALL of our sizes
    • 4″ Air Filters
      • 16 x 25 x 4″
      • 20 x 20 x 4″
      • 20 x 25 x 4″
      • 24 x 24 x 4″
      • Click here to see a list of ALL of our sizes
    • Click here to see a list of ALL of our sizes
  • Brand
    • Brand Column 1
      • Air Bear
      • Air Demon
      • Air Guard
      • Air Kontrol
      • Amana
      • American Standard
      • Aprilaire
    • Brand Column 2
      • BDP
      • Bryant
      • Carrier
      • Coleman
      • Comfort Plus
      • Day and Night
      • Electro-Air
    • Brand Column 3
      • Emerson
      • Five Seasons
      • GeneralAire
      • Gibson
      • Goodman
      • Honeywell Filters
      • Lennox
    • Brand Column 4
      • Maytag
      • Nordyne
      • Payne
      • Pro1 IAQ
      • Rheem
      • Ruud
      • Skuttle Media Filters
    • Brand Column 5
      • Space-Gard
      • Totaline
      • Trane
      • Trion Air Bear
      • Ultravation
      • White Rodgers
      • York
      • See ALL of our brand replacement filters
  • Type
    • 1″ air filters
    • 2″ air filters
    • 4″ air filters
    • 16x25x5 Air Filters
    • 20x25x5 Air Filters
    • Custom Air Filters
    • Rigid Cell Filters
    • Whole house air filters

Quality Air & Furnace Filter Replacements

  • Air Filter Buy - SelectionAir Filter Buy - Selection
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Shop by Size

1" Filters
10 x 10 x 1
12 x 12 x 1
12 x 20 x 1
12 x 24 x 1
12 x 30 x 1
14 x 14 x 1
14 x 20 x 1
14 x 24 x 1
14 x 25 x 1
14 x 30 x 1
16 x 16 x 1
16 x 20 x 1
16 x 24 x 1
16 x 25 x 1
18 x 18 x 1
18 x 20 x 1
18 x 24 x 1
18 x 30 x 1
20 x 20 x 1
20 x 22 x 1
20 x 24 x 1
20 x 25 x 1
20 x 30 x 1
24 x 24 x 1
24 x 30 x 1
25 x 25 x 1
More Sizes...
2" Filters
16 x 20 x 2
16 x 25 x 2
18 x 24 x 2
20 x 20 x 2
20 x 25 x 2
24 x 24 x 2
More Sizes...
4" Filters
16 x 25 x 4
20 x 20 x 4
20 x 25 x 4
24 x 24 x 4
More Sizes...

Shop by Compatible Brand

Honeywell
Rheem
Trane
Trion
Lennox
Aprilaire
All brand replacement filters  →

Shop by MERV Rating

MERV 6 Badge
MERV 8 Badge
MERV 11 Badge
MERV 13 Badge
MERV ratings explained  →

Shop by Type

Pleated Filters
Pleated Filters
Deep Pleat Filters
Deep Pleat Filters

What Customers are Saying

Review Stars
5
Verified Buyer

I am so grateful to have found a quality air filter that is just the right size!

Catie F.

5
Verified Buyer

I was extremely pleased with the customer service that I received. I had purchased the wrong size filter and you guys went above and beyond in order to get me the right ones. You’ve got a customer for years to come.

Rigoberto M.

5
Verified Buyer

Awesome customer service, fast delivery. I will use them whenever I need new filters and will recommend to my friends!

Shirley O.

5
Verified Buyer

The price, delivery, and quality were all excellent. I’m happy to no longer buy from the big box stores! The recurring delivery will help me keep my A/C clean.

Craig M.

5
Verified Buyer

One of the best customer service experiences I’ve had. Great product and great service.

C. P.

5
Verified Buyer

They are fast and efficient, and the filters they provide are top quality. Their customer service is easy to reach. It just does not get any better.

Gary S.

5
Verified Buyer

They always get my filters just in time when I need them. Love it!

Maria R.

5
Verified Buyer

Very pleased with the product and the timely delivery. Saved money and I don't have to search for my odd size filters anymore!

Robert M.

5
Verified Buyer

Very easy and convenient. FilterBuy even had filter sizes for my furnace unit that I couldn’t find anywhere else. Prices are comparable to what I’d pay for the same filter at the store. With free shipping at my own custom interval, this is really unbeatable. I highly recommend for any homeowner.

Jeremy B.

5
Verified Buyer

Convenient way to purchase. Delivered on time and great choices with great prices. Definitely will purchase again. Highly recommend!

Pamela S.

5
Verified Buyer

What a fantastic and easy way to get the filters you need when you need them!

John M.

5
Verified Buyer

Very good filters, great prices and fast delivery.

LaDon J.

5
Verified Buyer

I am so grateful to have found a quality air filter that is just the right size!

Catie F.

5
Verified Buyer

I was extremely pleased with the customer service that I received. I had purchased the wrong size filter and you guys went above and beyond in order to get me the right ones. You’ve got a customer for years to come.

Rigoberto M.

5
Verified Buyer

Awesome customer service, fast delivery. I will use them whenever I need new filters and will recommend to my friends!

Shirley O.

5
Verified Buyer

The price, delivery, and quality were all excellent. I’m happy to no longer buy from the big box stores! The recurring delivery will help me keep my A/C clean.

Craig M.

5
Verified Buyer

One of the best customer service experiences I’ve had. Great product and great service.

C. P.

5
Verified Buyer

They are fast and efficient, and the filters they provide are top quality. Their customer service is easy to reach. It just does not get any better.

Gary S.

Get in Touch

Have questions about a product? Need to return or exchange a recent order? We're ready to help you!

  • Phone:(855) 345-8289
  • Fax:(256) 761-2565
  • Email:info@filterbuy.com
  • Address:101 Pope St, Talladega, AL 35160
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