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Need a different depth?
Same size, deeper filter
Below is 10x20 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 Flanders10x10x1 NaturalAire Microparticle MERV 10
Regular price $116.99Sale price $116.99 Regular priceUnit price Case of 6 $19.50/filter -
MERV 10Vendor:AAF Flanders10x10x1 NaturalAire Microparticle MERV 10
Regular price $225.99Sale price $225.99 Regular priceUnit price Case of 12 $18.83/filter -
MERV 10Vendor:AAF Flanders20x36x1 NaturalAire Microparticle MERV 10
Regular price $289.99Sale price $289.99 Regular priceUnit price Case of 12 $24.17/filter -
MERV 8Vendor:AAF Flanders20x24x1 NaturalAire Standard MERV 8
Regular price $110.99Sale price $110.99 Regular priceUnit price Case of 12 $9.25/filter -
MERV 11Vendor:AAF Flanders20x25x5 NaturalAire Optimum Allergen MERV 11
Regular price $145.99Sale price $145.99 Regular priceUnit price Case of 2 $73.00/filter -
Up to $79.21 offVendor:AAF FlandersWAREHOUSE DEAL 12x20x1 NaturalAire Healthy Ultra MERV 13
Only 1 leftRegular price $129.99Sale price $129.99 Regular priceUnit price Case of 10 $13.00/filter$209.20 -
MERV 13Vendor:AAF Flanders16x20x1 NaturalAire Healthy Ultra MERV 13
Regular price $224.99Sale price $224.99 Regular priceUnit price Case of 12 $18.75/filter -
MERV 1-4Vendor:AAF Flanders10x20x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter
Regular price $61.99Sale price $61.99 Regular priceUnit price Case of 12 $5.17/filter -
Vendor:AAF Flanders10x10x1 NaturalAire Healthy Ultra MERV 13
Regular price $265.99Sale price $265.99 Regular priceUnit price Case of 12 $22.17/filter -
MERV 10Vendor:AAF Flanders14x18x1 NaturalAire Microparticle MERV 10
Regular price $127.99Sale price $127.99 Regular priceUnit price Case of 6 $21.33/filter -
Vendor:AAF Flanders20x22x1 NaturalAire Healthy Ultra MERV 13
Regular price $329.99Sale price $329.99 Regular priceUnit price Case of 12 $27.50/filter -
Vendor:AAF Flanders12x20x1 NaturalAire Healthy Ultra MERV 13
Regular price $268.99Sale price $268.99 Regular priceUnit price Case of 12 $22.42/filter -
MERV 10Vendor:AAF FlandersCustom Size NaturalAire Microparticle MERV 10 Air Filter
Regular price $228.99Sale price $228.99 Regular price -
MERV 10Vendor:AAF Flanders10x30x1 NaturalAire Microparticle MERV 10
Regular price $118.99Sale price $118.99 Regular priceUnit price Case of 6 $19.83/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 -
MERV 10Vendor:AAF Flanders10x30x1 NaturalAire Microparticle MERV 10
Regular price $235.99Sale price $235.99 Regular priceUnit price Case of 12 $19.67/filter
