| 10" GREENHECK TRUE ROUND FIRE DAMPER | $132.00 | | |
| 10" RBDR Round Balancing Damper w/ 9V Actuator | $143.00 | | |
| 10" ROUND CONTROL DAMPER W/ BLADE SEAL | $162.00 | | |
| 12" GREENHECK TRUE ROUND FIRE DAMPER | $166.00 | | |
| 12" ROUND CONTROL DAMPER W/ BLADE SEAL | $169.00 | | |
| 14" GREENHECK TRUE ROUND FIRE DAMPER | $201.00 | | |
| 14" ROUND CONTROL DAMPER W/ BLADE SEAL | $181.00 | | |
| 16" GREENHECK TRUE ROUND FIRE DAMPER | $208.00 | | |
| 16" ROUND CONTROL DAMPER W/ BLADE SEAL | $221.00 | | |
| 18" GREENHECK TRUE ROUND FIRE DAMPER | $231.00 | | |
| 18" ROUND CONTROL DAMPER W/ BLADE SEAL | $225.00 | | |
| 20" GREENHECK TRUE ROUND FIRE DAMPER | $259.00 | | |