The Holyoake HCD-75 is a precision made volume and pressure control device, with extremely low leakage when closed. Similar in design to the HCD-150, the HCD-75 provides better control of an air stream due to the smaller blade profile.
Airfoil Control Damper
- Extremely low leakage.
- Low resistance when open.
- Available in either opposed or parallel blade rotation configurations.
- Available for smoke applications coded as HCD-75-ET.