Filter Finder

Can't find your size? Order Custom Sizes
Due to exceptionally high order volume, our lead times on custom size filters are currently longer than usual. We are working diligently to process and ship your orders as quickly as possible. We appreciate your patience and understanding during this busy period.
Can't find your size? Order Custom Sizes
Due to exceptionally high order volume, our lead times on custom size filters are currently longer than usual. We are working diligently to process and ship your orders as quickly as possible. We appreciate your patience and understanding during this busy period.
Can't find your size? Order Custom Sizes
Due to exceptionally high order volume, our lead times on custom size filters are currently longer than usual. We are working diligently to process and ship your orders as quickly as possible. We appreciate your patience and understanding during this busy period.
Can't find your size? Order Custom Sizes
Due to exceptionally high order volume, our lead times on custom size filters are currently longer than usual. We are working diligently to process and ship your orders as quickly as possible. We appreciate your patience and understanding during this busy period.
Can't find your size? Order Custom Sizes
Due to exceptionally high order volume, our lead times on custom size filters are currently longer than usual. We are working diligently to process and ship your orders as quickly as possible. We appreciate your patience and understanding during this busy period.

Filter Finder

Can't find your size? Order Custom Sizes
Due to exceptionally high order volume, our lead times on custom size filters are currently longer than usual. We are working diligently to process and ship your orders as quickly as possible. We appreciate your patience and understanding during this busy period.
Can't find your size? Order Custom Sizes
Due to exceptionally high order volume, our lead times on custom size filters are currently longer than usual. We are working diligently to process and ship your orders as quickly as possible. We appreciate your patience and understanding during this busy period.
Can't find your size? Order Custom Sizes
Due to exceptionally high order volume, our lead times on custom size filters are currently longer than usual. We are working diligently to process and ship your orders as quickly as possible. We appreciate your patience and understanding during this busy period.
Can't find your size? Order Custom Sizes
Due to exceptionally high order volume, our lead times on custom size filters are currently longer than usual. We are working diligently to process and ship your orders as quickly as possible. We appreciate your patience and understanding during this busy period.

How Do I Measure My Filter

Check the side of your existing filters. 

Can't find it? Try these steps

Time To Change Your Filter?

We'll send you a reminder

Free Shipping For Orders Over $99

Shop Top Brands

Air Filter MERV Ratings

Filtration Levels

Airfilter.com offers filters with multiple tested and certified Minimum Efficiency Reporting Value (MERV) to ensure our customer receives the best fit for their home or office HVAC.

Filter Sizes

Not finding the correct size filter is not a problem at airfilters.com. We carry over 3000 standard size air filters and specialize in custom air filters.

Made in The USA

Airfilters.com takes pride in supplying our customers with filters that are MADE IN USA.

Shopping Experience

Shop and compare multiple brands types, and sizes all at within a few clicks.