Round Backdraft Damper
| MODEL | SIZE |
| RSK-4 | 4″ |
| RSK-6 | 6″ |
| RSK-8 | 8″ |
| RSK-10 | 10″ |
| RSK-12 | 12″ |
Commercial HVAC Equipment & Supplies
Commercial HVAC Equipment & Supplies
| MODEL | SIZE |
| RSK-4 | 4″ |
| RSK-6 | 6″ |
| RSK-8 | 8″ |
| RSK-10 | 10″ |
| RSK-12 | 12″ |
