On 20 Feb, 20:03, wrote:
On Wednesday, February 20, 2013 6:54:03 PM UTC, Dave West wrote:
Someone with a basement flat with old wooden frame vertical sliding sash
windows wants some simple to fit security device to enable the window to be
left open safely a couple of inches whilst no one is in the flat.

Most of the window locks that fit these do this job fine.

NT

"most"? no ITYM "a few"

Jim K