One Way Shutter
One Way Shutter, Non Return Damper for Ventilation
Delivery Cost will be charged separately.
The round shutter is applied to bread the supply and return air after the air equipment is turned off.The specially designed damper for air vloume control brings efficient smooth operation
| Standard size (mm) | D1 (mm) | D2 (mm) |
| 100 | 98 | 104 |
| 125 | 123 | 129 |
| 150 | 148 | 154 |
| 160 | 158 | 164 |
| 200 | 198 | 204 |