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Yvonne[_2_] Yvonne[_2_] is offline
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Default Securing modern sash windows

On Sunday, 14 August 2016 22:22:30 UTC+1, wrote:
On Sunday, 14 August 2016 21:05:26 UTC+1, Yvonne wrote:
Is there some mechanism that can be attached that will allow one to raise
the lower sash to different levels- depending on how much fresh air is
required, and then lock it in the selected position?


https://www.locksonline.co.uk/Window...h-Windows.html

alternatively a flexible restrictor like

https://www.locksonline.co.uk/Window...ctor-Lock.html

exact suitability will depend on the window frame and mechanism used.

Owain


Owain, just the job! Many thanks for the assistance.