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Need a different depth?
Same size, deeper filter
Below is 18x24 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 8Vendor:AAF Flanders12x12x1 NaturalAire Standard MERV 8
Regular price $97.99Sale price $97.99 Regular priceUnit price Case of 12 $8.17/filter -
MERV 8Vendor:AAF Flanders18x30x1 NaturalAire Odor Eliminator with Baking Soda MERV 8
Regular price $75.99Sale price $75.99 Regular priceUnit price Case of 4 $19.00/filter -
MERV 8Up to $17 offVendor:AAF FlandersWAREHOUSE DEAL 16x20x1 NaturalAire Standard MERV 8
Only 1 leftRegular price $79.99Sale price $79.99 Regular priceUnit price Case of 12 $6.67/filter$96.99 -
Vendor:AAF Flanders17-1/2x23-1/2x1 NaturalAire Standard MERV 8
Regular price $156.99Sale price $156.99 Regular priceUnit price Case of 12 $13.08/filter -
MERV 10Vendor:AAF Flanders24x24x1 NaturalAire Microparticle MERV 10
Regular price $95.99Sale price $95.99 Regular priceUnit price Case of 6 $16.00/filter -
MERV 8Vendor:AAF Flanders12x24x1 NaturalAire Odor Eliminator with Baking Soda MERV 8
Regular price $62.99Sale price $62.99 Regular priceUnit price Case of 4 $15.75/filter -
MERV 8Vendor:AAF Flanders17-1/2x17-1/2x1 NaturalAire Standard MERV 8
Regular price $128.99Sale price $128.99 Regular priceUnit price Case of 12 $10.75/filter -
MERV 8Vendor:AAF Flanders15x20x1 NaturalAire Standard MERV 8
Regular price $96.99Sale price $96.99 Regular priceUnit price Case of 12 $8.08/filter -
Vendor:AAF Flanders12x18x1 NaturalAire Standard MERV 8
Regular price $132.99Sale price $132.99 Regular priceUnit price Case of 12 $11.08/filter -
MERV 10Vendor:AAF Flanders18x36x1 NaturalAire Microparticle MERV 10
Regular price $129.99Sale price $129.99 Regular priceUnit price Case of 6 $21.67/filter -
MERV 8Vendor:AAF Flanders14x25x1 NaturalAire Standard MERV 8
Regular price $105.99Sale price $105.99 Regular priceUnit price Case of 12 $8.83/filter -
Vendor:AAF Flanders19x21-1/2x1 NaturalAire Standard MERV 8
Regular price $268.99Sale price $268.99 Regular priceUnit price Case of 12 $22.42/filter -
MERV 8Vendor:AAF Flanders20x20x1 NaturalAire Odor Eliminator with Baking Soda MERV 8
Regular price $56.99Sale price $56.99 Regular priceUnit price Case of 4 $14.25/filter -
MERV 10Vendor:AAF Flanders24x30x1 NaturalAire Microparticle MERV 10
Regular price $118.99Sale price $118.99 Regular priceUnit price Case of 6 $19.83/filter -
MERV 10Vendor:AAF Flanders12x18x1 NaturalAire Microparticle MERV 10
Regular price $233.99Sale price $233.99 Regular priceUnit price Case of 12 $19.50/filter -
MERV 8Vendor:AAF Flanders25x30x1 NaturalAire Standard MERV 8
Regular price $180.99Sale price $180.99 Regular priceUnit price Case of 12 $15.08/filter
