Velfac SDC opening restrictor with sash part. Can be locked in the ventilation position. To operate, push the red locking plate until you hear a click.
In side-hinged and side-guided opening functions, the restrictor is installed at the jamb. In top-hung fully reversible functions, it is installed at the cill.
- Includes child proof sash part
- Comes with ventilation function
- Limits window opening to 5-10cm
- Corrosion-proof zinc-aluminium surface
- Used for the VELFAC 200 window
- Can be fitted to timber windows