Use the Defender Security White Sliding Window Bar Lock with Thumbscrew to lock your sliding window closed or partially open for ventilation. This extruded aluminum lock has an anti-lift-out bar for added security.
- Typically used on a patio door rail that is 1/8 in. thick
- Reversible for left or right sliding windows
- Thumb turn screw locks the window
- Extruded aluminum painted white
- Locks window in a closed or partial open position for ventilation
- 3 in. reversible anti-lift bar for added protection helps prevent lift out
- No tools required to install
- For further dimensional information, please see the line drawing

















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