Testing
| Filter | Flange size | Bed length | Recirculating CFM | Exhaust CFM | Carbon type | Unit Type | Carbon bed depth |
| BF420 | 4" | 17" | 400 | 200 | Granular | Full unit | 2" |
| BF420i | 4" | 17" | 400 | 200 | Granular | Carbon cartridge | 2" |
| BF624 | 6" | 24" | 600 | 300 | Granular | Full unit | 2" |
| BF624i | 6" | 24" | 600 | 300 | Granular | Carbon cartridge | 2" |
| BF824 | 8" | 24" | 800 | 400 | Granular | Full unit | 2" |
| BF824i | 8" | 24" | 800 | 400 | Granular | Carbon cartridge | 2" |
| BF840 | 8" | 40" | 1000 | 500 | Granular | Full unit | 2" |
| BF840i | 8" | 40" | 1000 | 500 | Granular | Carbon cartridge | 2" |
| BF1040 | 10" | 40" | 1500 | 750 | Granular | Full unit | 2" |
| BF1040i | 10" | 40" | 1500 | 750 | Granular | Carbon cartridge | 2" |
| BF1240 | 12" | 40" | 1800 | 900 | Granular | Full unit | 2" |
| BF1240i | 12" | 40" | 1800 | 900 | Granular | Carbon cartridge | 2" |
| BF1440 | 14" | 40" | 2200 | 1100 | Granular | Full unit | 2" |
| BF1440i | 14" | 40" | 2200 | 1100 | Granular | Carbon cartridge | 2" |
| BF1460 | 14" | 60" | 2520 | 1260 | Granular | Full unit | 2" |
| BF1460i | 14" | 60" | 2520 | 1260 | Granular | Carbon cartridge | 2" |
This collection is empty.