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Air Filters, Furnace Filters, and Air Conditioner Filters

Improve air quality and reduce allergies by replacing or upgrading air filters for a healthier home.

 

 
 
 
     

Shop All Air Filters
Buy Online, Pick Up In Store

1. Pick the Right Size - Find the filter size you need by checking the current filter or reading the instructions in your HVAC owner's manual or manufacturer's specifications.


2. Determine the Filtration Level for Your Home - Use our Air Filter Performance Rating (FPR) to determine your desired level of filtration.

Premium Filter Performance Rating
Best Filter Performance Rating
Better Filter Performance Rating
Good Filter Performance Rating

Large particles like household dust & dirt mites, pollen & pet dander

The Home Depot has developed an Air Filter Performance Rating System on a scale of 4 (good) to 10 (premium) to help you select the type of filter that best suits your home's filtration needs.

SHOP THE AIR FILTER BRANDS YOU TRUST

HOW-TO: AIR FILTERS

Be prepared before you buy. The Home Depot shows you how to select the air filters and air quality products that match your needs and budget.

Buying Guides

Be prepared before you buy. Learn how to select the air filters and air quality products that match your needs and budget.


 

The Home Depot will guide you through any air quality improvement project you undertake, from replacing or upgrading air filters, installing air registers or changing to a programmable thermostat.

Project Guides

We'll guide you through any air quality improvement project you undertake, from replacing or upgrading air filters, installing air registers or changing to a programmable thermostat.  


 

Discover what people are saying about indoor air quality and air filters in The Home Depot bulletin board forums. Share and be inspired.

Community

Discover what people are saying about indoor air quality and air filters in our bulletin board forums. Share and be inspired.


 

Shop The Home Depot for Heating, Venting & Air Conditioning (HVAC) Systems & Supplies

Using quality air filters means you will never have to sacrifice clean, healthy air. The Home Depot has a large selection of HVAC air filters for both residential air conditioning and commercial air conditioning. Shop by air filter brand, air filter type, size, thickness or performance rating. We carry the most popular brands including Honeywell air filters and furnace air filters and 3M Filtrete air filters and furnace filters. We even carry hard-to-find custom air conditioning filters.


To keep your indoor environment as fresh as it can be, The Home Depot also carries air filter accessories and air fresheners, as well as air purifiers. Because there are so many types of air filters available, selecting the right one can feel overwhelming. If you need assistance, the knowledgeable associates at The Home Depot can help you decide which air filter meets your individual needs. Just look for the orange aprons and we’ll be happy to help. The Home Depot is your one-stop for all air filtration needs.