Product Downloads
Features:
- Designed for volume control adjustment in flexible duct runs.
- Available in sizes 150mm, 200mm, 250mm, 300mm, 350mm, 400mm and 450mm.
- Construction is from galvanised steel with provision for flexible duct connection on both sides.
Polyaire Metal Damper - Insulated
| Item # | Size (mm/inch) | |
|---|---|---|
| 549154 | 150 / 6 | |
| 549155 | 200 / 8 | |
| 549156 | 250 / 10 | |
| 549157 | 300 / 12 | |
| 549158 | 350 / 14 | |
| 549159 | 400 / 16 | |
| 549160 | 450 / 18 | |
| 549161 | 500 / 18 |
