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Need a different depth?
Same size, deeper filter
Below is 20x22 at 1 naturalaire″. A thicker filter holds more before it loads up, so it lasts longer between changes and puts less strain on the blower — we carry the same width and height in the depths below.
Ordering for a building? Ask for volume pricing or call 1-866-469-8556.
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MERV 10Vendor:AAF Flanders20x25x1 NaturalAire Microparticle MERV 10
Regular price $77.99Sale price $77.99 Regular priceUnit price Case of 6 $13.00/filter -
MERV 13Up to $40.31 offVendor:AAF FlandersWAREHOUSE DEAL 20x20x1 NaturalAire Healthy Ultra MERV 13
Only 1 leftRegular price $142.99Sale price $142.99 Regular priceUnit price Case of 10 $14.30/filter$183.30 -
Up to $16 offVendor:AAF Flanders24x36x1 NaturalAire Permaire Washable Pad
Regular price $183.99Sale price $183.99 Regular priceUnit price Case of 12 $15.33/filter$199.99 -
MERV 8Vendor:AAF Flanders10x20x1 NaturalAire Standard MERV 8
Regular price $98.99Sale price $98.99 Regular priceUnit price Case of 12 $8.25/filter -
MERV 10Vendor:AAF Flanders21x22x1 NaturalAire Microparticle MERV 10
Regular price $120.99Sale price $120.99 Regular priceUnit price Case of 6 $20.17/filter -
MERV 8Vendor:AAF FlandersCustom Size NaturalAire Standard MERV 8 Air Filter
Regular price $208.99Sale price $208.99 Regular price -
MERV 1-4Up to $16.11 offContact SupportVendor:AAF FlandersWAREHOUSE DEAL 20x22x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter
Regular price $59.88Sale price $59.88 Regular priceUnit price Case of 12 $4.99/filter$75.99 -
MERV 10Vendor:AAF Flanders22x22x1 NaturalAire Microparticle MERV 10
Regular price $107.99Sale price $107.99 Regular priceUnit price Case of 6 $18.00/filter -
MERV 10Vendor:AAF Flanders16x25x1 NaturalAire Microparticle MERV 10
Regular price $143.99Sale price $143.99 Regular priceUnit price Case of 12 $12.00/filter -
Vendor:AAF Flanders21x22x1 NaturalAire Healthy Ultra MERV 13
Regular price $332.99Sale price $332.99 Regular priceUnit price Case of 12 $27.75/filter -
MERV 8Vendor:AAF Flanders19x20x4 NaturalAire Choice Allergen MERV 8
Regular price $136.99Sale price $136.99 Regular priceUnit price Case of 2 $68.50/filter -
MERV 8Up to $55.11 offVendor:AAF FlandersWAREHOUSE DEAL 16x20x5 NaturalAire Choice Allergen MERV 8
Only 1 leftRegular price $149.88Sale price $149.88 Regular priceUnit price Case of 2 $74.94/filter$204.99 -
MERV 10Vendor:AAF Flanders
20x25x1 NaturalAire Microparticle MERV 10
Regular price $152.99Sale price $152.99 Regular priceUnit price Case of 12 $12.75/filter -
MERV 13Vendor:AAF Flanders10x20x1 NaturalAire Healthy Ultra MERV 13
Regular price $218.99Sale price $218.99 Regular priceUnit price Case of 12 $18.25/filter -
MERV 8Vendor:AAF Flanders22x22x1 NaturalAire Odor Eliminator with Baking Soda MERV 8
Regular price $91.99Sale price $91.99 Regular priceUnit price Case of 4 $23.00/filter -
MERV 8Vendor:AAF Flanders18x20x1 NaturalAire Standard MERV 8
Regular price $105.99Sale price $105.99 Regular priceUnit price Case of 12 $8.83/filter
