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Need a different depth?
Same size, deeper filter
Below is 15x25 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 Flanders15x20x1 NaturalAire Standard MERV 8
Regular price $96.99Sale price $96.99 Regular priceUnit price Case of 12 $8.08/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 8Vendor:AAF Flanders16x25x3 NaturalAire Choice Allergen MERV 8
Regular price $109.99Sale price $109.99 Regular priceUnit price Case of 2 $55.00/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 Flanders12x25x1 NaturalAire Standard MERV 8
Regular price $149.99Sale price $149.99 Regular priceUnit price Case of 12 $12.50/filter -
Vendor:AAF Flanders18x25x1 NaturalAire Healthy Ultra MERV 13
Regular price $332.99Sale price $332.99 Regular priceUnit price Case of 12 $27.75/filter -
Up to $10.39 offVendor:AAF FlandersWAREHOUSE DEAL 15x20x1 NaturalAire Healthy Ultra MERV 13
Only 1 leftRegular price $149.99Sale price $149.99 Regular priceUnit price Case of 11 $13.64/filter$160.38 -
Vendor:AAF Flanders10x25x1 NaturalAire Standard MERV 8
Regular price $232.99Sale price $232.99 Regular priceUnit price Case of 12 $19.42/filter -
MERV 10Vendor:AAF Flanders20x25x1 NaturalAire Microparticle MERV 10
Regular price $152.99Sale price $152.99 Regular priceUnit price Case of 12 $12.75/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 -
Vendor:AAF Flanders18x25x1 NaturalAire Standard MERV 8
Regular price $246.99Sale price $246.99 Regular priceUnit price Case of 12 $20.58/filter -
MERV 10Vendor:AAF Flanders18x25x1 NaturalAire Microparticle MERV 10
Regular price $260.99Sale price $260.99 Regular priceUnit price Case of 12 $21.75/filter -
MERV 8Vendor:AAF Flanders15x24x1 NaturalAire Standard MERV 8
Regular price $169.99Sale price $169.99 Regular priceUnit price Case of 12 $14.17/filter -
MERV 8Vendor:AAF Flanders15x30x1 NaturalAire Standard MERV 8
Regular price $167.99Sale price $167.99 Regular priceUnit price Case of 12 $14.00/filter -
MERV 10Vendor:AAF FlandersCustom Size NaturalAire Microparticle MERV 10 Air Filter
Regular price $228.99Sale price $228.99 Regular price -
MERV 8Up to $20.86 offContact SupportVendor:AAF FlandersWAREHOUSE DEAL 12x25x1 NaturalAire Standard MERV 8
Regular price $39.99Sale price $39.99 Regular priceUnit price Case of 5 $8.00/filter$60.85
