Holmatro® Incorporated HDR 50 ST door opener designed for use on inward opening doors with multiple locking devices. Consists of a spreading cylinder to fix the door opener between the door posts and a pushing cylinder to push the door open. To switch between operation of the spreading cylinder and pushing cylinder you simply pull over a handle on the hand pump.
| Make | Holmatro® Incorporated |
|---|---|
| Manufacturer | Holmatro® Incorporated |
| Model code | HDR 50 ST |
| Contains | Spreaders |
| Type | Manual |
| Additional info |
Holmatro® Incorporated HDR 50 ST door opener designed for use on inward opening doors with multiple locking devices. Consists of a spreading cylinder to fix the door opener between the door posts and a pushing cylinder to push the door open. To switch between operation of the spreading cylinder and pushing cylinder you simply pull over a handle on the hand pump. |