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Find the right furnace filter

Start with the size printed on your current filter, or enter your AprilAire cabinet/model number.

Not sure? Search the number printed on your filter or cabinet door.

1. Size
2. MERV
3. Model / cabinet
Optional: group
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Learn more about fit and airflow

Standard AprilAire cabinet filters and upgrade-kit media are not always interchangeable. Verify your cabinet and rail setup before ordering. MERV 16 can increase resistance, so confirm airflow/static-pressure compatibility before upgrading.

Standard AprilAire cabinet filters

Upgrade / competitive-cabinet media

610

Size 16x25 MERV 11 Upgrade media

Upgrade/competitive-cabinet media. Keep separate from standard cabinet replacement media.

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613

Size 16x25 MERV 13 Upgrade media

Upgrade/competitive-cabinet media. Keep separate from standard cabinet replacement media.

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613-APR2

Size 16x25 MERV 13 Upgrade media

Bundle row useful for purchasing; keep out of customer-facing price menu by default.

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810

Size 20x25 MERV 11 Upgrade media

Upgrade/competitive-cabinet media. Keep separate from standard cabinet replacement media.

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813

Size 20x25 MERV 13 Upgrade media

Upgrade/competitive-cabinet media. Keep separate from standard cabinet replacement media.

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813-APR2

Size 20x25 MERV 13 Upgrade media

Bundle row useful for purchasing; keep out of customer-facing price menu by default.

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Cabinets / air cleaner housings

1110-APR

Cabinet / housingSize 16x20

Air cleaner cabinet/equipment; not a replacement media row.

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1310

Cabinet / housingSize 20x20

Air cleaner cabinet/equipment; not a replacement media row.

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1410

Cabinet / housingSize 16x25

Air cleaner cabinet/equipment; not a replacement media row.

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1210-APR

Cabinet / housingSize 20x25

Air cleaner cabinet/equipment; not a replacement media row.

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1510

Cabinet / housingSize 31x28

Air cleaner cabinet/equipment; not a replacement media row.

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Kits / rail upgrades

4897

Kit / rail upgradeSize 16x25 / 20x25

Conversion rail/frame kit; not a replacement filter by itself.

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4898

Kit / rail upgradeSize 16x20 / 20x20

Conversion rail/frame kit; not a replacement filter by itself.

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