Air Filters | All Sizes of HVAC, Furnace and AC Filters – FilterLot

Free Home Delivery

3 Filtration Levels

Best Discount

Factory Direct Pricing

Made in USA

Special
Offer

14x14x1 Air Filter

14x14x1 Air Filter

$42.29

Already Sold: 6 Available: 6000

Hurry Up! Offer ends in

14x14x1 Air Filter

14x14x1 Air Filter

$42.29

14x20x1 Air Filter

14x20x1 Air Filter

$42.29

16x20x1 Air Filter

16x20x1 Air Filter

$42.29

16x24x1 Air Filter

16x24x1 Air Filter

$45.19

16x25x1 Air Filter

16x25x1 Air Filter

$42.19

18x18x1 Air Filter

18x18x1 Air Filter

$48.23

18x20x1 Air Filter

18x20x1 Air Filter

$58.51

18x24x1 Air Filter

18x24x1 Air Filter

$58.51

20x20x1 Air Filter

20x20x1 Air Filter

$42.29

20x22x1 Air Filter

20x22x1 Air Filter

$51.19

20x24x1 Air Filter

20x24x1 Air Filter

$51.19

20x25x1 Air Filter

20x25x1 Air Filter

$46.29

20x30x1 Air Filter

20x30x1 Air Filter

$51.23

24x24x1 Air Filter

24x24x1 Air Filter

$51.23

24x30x1 Air Filter

24x30x1 Air Filter

$63.88

See more

Special
Offer

12x24x2 Air Filter

12x24x2 Air Filter

$53.43

Already Sold: 8 Available: 6000

Hurry Up! Offer ends in

12x24x2 Air Filter

12x24x2 Air Filter

$53.43

14x20x2 Air Filter

14x20x2 Air Filter

$59.43

14x25x2 Air Filter

14x25x2 Air Filter

$61.43

15x20x2 Air Filter

15x20x2 Air Filter

$61.43

16x16x2 Air Filter

16x16x2 Air Filter

$68.28

16x20x2 Air Filter

16x20x2 Air Filter

$59.22

16x24x2 Air Filter

16x24x2 Air Filter

$61.43

16x25x2 Air Filter

16x25x2 Air Filter

$59.22

18x18x2 Air Filter

18x18x2 Air Filter

$62.22

18x20x2 Aitr Filter

18x20x2 Aitr Filter

$68.28

18x24x2 Aitr Filter

18x24x2 Aitr Filter

$59.21

18x25x2 Aitr Filter

18x25x2 Aitr Filter

$77.28

20x20x2 Air Filter

20x20x2 Air Filter

$71.93

20x24x2 Air Filter

20x24x2 Air Filter

$59.22

20x25x2 Air Filter

20x25x2 Air Filter

$57.22

20x30x2 Air Filter

20x30x2 Air Filter

$69.82

24x24x2 Air Filter

24x24x2 Air Filter

$61.22

See more

Special
Offer

16x20x4 Air Filter

16x20x4 Air Filter

$55.34

Already Sold: 6 Available: 6000

12x24x4 Air Filter

12x24x4 Air Filter

$54.34

16x20x4 Air Filter

16x20x4 Air Filter

$55.34

16x25x4 Air Filter

16x25x4 Air Filter

$52.34

18x24x4 Air Filter

18x24x4 Air Filter

$54.34

20x20x4 Air Filter

20x20x4 Air Filter

$52.34

20x24x4 Air Filter

20x24x4 Air Filter

$54.34

20x25x4 Air Filter

20x25x4 Air Filter

$50.34

24x24x4 Air Filter

24x24x4 Air Filter

$57.34

See more

Most Popular 1″ Air Filter Sizes

20x22x1 Air Filter

20x22x1 Air Filter

$51.19

20x20x1 Air Filter

20x20x1 Air Filter

$42.29

16x25x1 Air Filter

16x25x1 Air Filter

$42.19

24x30x1 Air Filter

24x30x1 Air Filter

$63.88

24x24x1 Air Filter

24x24x1 Air Filter

$51.23

20x30x1 Air Filter

20x30x1 Air Filter

$51.23

20x25x1 Air Filter

20x25x1 Air Filter

$46.29

20x24x1 Air Filter

20x24x1 Air Filter

$51.19

18x24x1 Air Filter

18x24x1 Air Filter

$58.51

18x20x1 Air Filter

18x20x1 Air Filter

$58.51

18x18x1 Air Filter

18x18x1 Air Filter

$48.23

16x24x1 Air Filter

16x24x1 Air Filter

$45.19

16x20x1 Air Filter

16x20x1 Air Filter

$42.29

14x20x1 Air Filter

14x20x1 Air Filter

$42.29

14x14x1 Air Filter

14x14x1 Air Filter

$42.29

Most Popular 2″ Air Filter Sizes

Go to section

24x24x2 Air Filter

24x24x2 Air Filter

$61.22

20x25x2 Air Filter

20x25x2 Air Filter

$57.22

20x24x2 Air Filter

20x24x2 Air Filter

$59.22

20x20x2 Air Filter

20x20x2 Air Filter

$71.93

18x24x2 Aitr Filter

18x24x2 Aitr Filter

$59.21

18x20x2 Aitr Filter

18x20x2 Aitr Filter

$68.28

18x18x2 Air Filter

18x18x2 Air Filter

$62.22

16x25x2 Air Filter

16x25x2 Air Filter

$59.22

16x24x2 Air Filter

16x24x2 Air Filter

$61.43

16x16x2 Air Filter

16x16x2 Air Filter

$68.28

14x25x2 Air Filter

14x25x2 Air Filter

$61.43

14x20x2 Air Filter

14x20x2 Air Filter

$59.43

12x24x2 Air Filter

12x24x2 Air Filter

$53.43

Most Popular 4″ Air Filter Sizes

Go to section

20x25x4 Air Filter

20x25x4 Air Filter

$50.34

20x20x4 Air Filter

20x20x4 Air Filter

$52.34

16x25x4 Air Filter

16x25x4 Air Filter

$52.34

24x24x4 Air Filter

24x24x4 Air Filter

$57.34

20x24x4 Air Filter

20x24x4 Air Filter

$54.34

18x24x4 Air Filter

18x24x4 Air Filter

$54.34

16x20x4 Air Filter

16x20x4 Air Filter

$55.34

12x24x4 Air Filter

12x24x4 Air Filter

$54.34

20x30x2 Air Filter

20x30x2 Air Filter

$69.82

Air Filters for HVAC Equipment

SHOP ONLINE

Factory Direct Pricing. Custom & Standard Size Air Filters - Shipped Fast! FilterLot Corporation is committed to providing a "one-stop shop" for all of your air filtration requirements. As a manufacturer, we are uniquely positioned to custom make any and all types of air filters.

Simple 3-Step Process

STEP 1: Select Your Sizes
STEP 2: Choose Your Filter Grade
STEP 3: Select Number of Filters you Need