An intruder can simply insert a knife up between the sash and flip the latch open or if he s in a real hurry force the lower sash and snap the latch off with very little effort.
Double hung window security locks.
If you want to lock the window in a partially opened position drill a second hole.
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When the wedge is swung out of the way the window opens freely to any height.
It just keeps the window.
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Simple window saftey locks.
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Defender security u 9929 double hung wood window flip lock 1 in.
Constructed of steel with a white finish this sash lock is suitable for vinyl and wood windows and includes mounting hardware.
Choose a position for the wedge that lets you open the window enough to get fresh air.
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To install one all you have to do is drill a hole.
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Types of windows and how to secure them double hung windows.
A hinged wedge lock nails in the window track of a double hung window.
The latch is generally not designed to be extremely secure.
When the wedge is in place the window will only rise as far as the wedge.
The latches on most double hung window locks are no match for a burglar with a pry bar.
Defender security u 9929 double hung wood window flip lock 1 in.
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Pin locks are an easy solution.
A double hung window has two panes of glass one above the other and are often secured with a crescent latch.
This stylish sash lock by everbilt helps minimize this stylish sash lock by everbilt helps minimize window rattling when your single or double hung windows are securely shut.