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Need a different depth?
Same size, deeper filter
Below is 12x25 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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Vendor:AAF Flanders18x25x1 NaturalAire Healthy Ultra MERV 13
Regular price $332.99Sale price $332.99 Regular priceUnit price Case of 12 $27.75/filter -
MERV 13Vendor:AAF Flanders20x25x1 NaturalAire Healthy Ultra MERV 13
Regular price $191.99Sale price $191.99 Regular priceUnit price Case of 12 $16.00/filter -
MERV 13Vendor:AAF Flanders20x30x1 NaturalAire Healthy Ultra MERV 13
Regular price $228.99Sale price $228.99 Regular priceUnit price Case of 12 $19.08/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 8Vendor:AAF Flanders21-1/2x23-1/2x1 NaturalAire Standard MERV 8
Regular price $183.99Sale price $183.99 Regular priceUnit price Case of 12 $15.33/filter -
MERV 8Vendor:AAF Flanders16x25x4-1/2 NaturalAire Choice Allergen MERV 8
Regular price $104.99Sale price $104.99 Regular priceUnit price Case of 2 $52.50/filter -
MERV 13Vendor:AAF Flanders12x12x1 NaturalAire Healthy Ultra MERV 13
Regular price $233.99Sale price $233.99 Regular priceUnit price Case of 12 $19.50/filter -
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 8Vendor:AAF Flanders12x27x1 NaturalAire Standard MERV 8
Regular price $149.99Sale price $149.99 Regular priceUnit price Case of 12 $12.50/filter -
MERV 10Vendor:AAF Flanders12x24x1 NaturalAire Microparticle MERV 10
Regular price $87.99Sale price $87.99 Regular priceUnit price Case of 6 $14.67/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 Flanders12x24x1 NaturalAire Standard MERV 8
Regular price $99.99Sale price $99.99 Regular priceUnit price Case of 12 $8.33/filter -
MERV 8Vendor:AAF Flanders12x30x1 NaturalAire Standard MERV 8
Regular price $129.99Sale price $129.99 Regular priceUnit price Case of 12 $10.83/filter -
MERV 10Vendor:AAF Flanders12x12x1 NaturalAire Microparticle MERV 10
Regular price $178.99Sale price $178.99 Regular priceUnit price Case of 12 $14.92/filter -
MERV 8Vendor:AAF Flanders12x20x1 NaturalAire Standard MERV 8
Regular price $95.99Sale price $95.99 Regular priceUnit price Case of 12 $8.00/filter -
Vendor:AAF Flanders12x30x1 NaturalAire Healthy Ultra MERV 13
Regular price $312.99Sale price $312.99 Regular priceUnit price Case of 12 $26.08/filter
