MANUAL CHAIN OPENER
GL-850
MAIN FEATURES
- Suitable for top hung window opening or connected to chain boxes for individual or multiple window opening
- Opening range from 100 to 600mm
- Built-in locking function
- Operate 1 - 4 sashes at once
- Retention force is up to 4,000N
- Simple installation
- Standard color: white, black, shinny silver
- Suitable for top hung window opening or connected to chain boxes for individual or multiple window opening
- Length of HS Gear-type handle can be made to customer's requirement
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