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Need a different depth?
Same size, deeper filter
Below is 20x30 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 Flanders24x30x1 NaturalAire Standard MERV 8
Regular price $186.99Sale price $186.99 Regular priceUnit price Case of 12 $15.58/filter -
MERV 8Vendor:AAF Flanders20x25x5 NaturalAire Choice Allergen MERV 8
Regular price $112.99Sale price $112.99 Regular priceUnit price Case of 2 $56.50/filter -
MERV 10Vendor:AAF Flanders20x20x1 NaturalAire Microparticle MERV 10
Regular price $140.99Sale price $140.99 Regular priceUnit price Case of 12 $11.75/filter -
MERV 10Vendor:AAF Flanders10x20x1 NaturalAire Microparticle MERV 10
Regular price $109.99Sale price $109.99 Regular priceUnit price Case of 12 $9.17/filter -
MERV 8Vendor:AAF Flanders20x20x4-1/2 NaturalAire Choice Allergen MERV 8
Regular price $104.99Sale price $104.99 Regular priceUnit price Case of 2 $52.50/filter -
MERV 8Vendor:AAF Flanders20x20x5 NaturalAire Choice Allergen MERV 8
Regular price $109.99Sale price $109.99 Regular priceUnit price Case of 2 $55.00/filter -
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 8Up to $20.11 offContact SupportVendor:AAF Flanders
WAREHOUSE DEAL 20x20x5 NaturalAire Choice Allergen MERV 8
Regular price $89.88Sale price $89.88 Regular priceUnit price Case of 2 $44.94/filter$109.99 -
MERV 10Vendor:AAF Flanders10x30x1 NaturalAire Microparticle MERV 10
Regular price $235.99Sale price $235.99 Regular priceUnit price Case of 12 $19.67/filter -
MERV 8Vendor:AAF Flanders18x30x1 NaturalAire Standard MERV 8
Regular price $154.99Sale price $154.99 Regular priceUnit price Case of 12 $12.92/filter -
MERV 10Vendor:AAF Flanders20x22x1 NaturalAire Microparticle MERV 10
Regular price $123.99Sale price $123.99 Regular priceUnit price Case of 6 $20.67/filter -
MERV 11Vendor:AAF Flanders20x25x4-1/2 NaturalAire Optimum Allergen MERV 11
Regular price $145.99Sale price $145.99 Regular priceUnit price Case of 2 $73.00/filter -
MERV 8Vendor:AAF Flanders20x25x4-1/2 NaturalAire Choice Allergen MERV 8
Regular price $104.99Sale price $104.99 Regular priceUnit price Case of 2 $52.50/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 -
MERV 8Contact SupportVendor:AAF Flanders20x25x3 NaturalAire Choice Allergen MERV 8
Regular price $210.99Sale price $210.99 Regular priceUnit price Case of 3 $70.33/filter -
MERV 1-4Vendor:AAF Flanders20x30x1 Flanders Nested Glass EZ-Green Filter
Regular price $136.99Sale price $136.99 Regular priceUnit price Case of 24 $5.71/filter
