internal automatic lock for window 3-28241

A quick learner from Langley says:

internal automatic lock that keep the window from sliding back down are broken in twoliving room main floor windows in town house - one of windows in horizontal slider's frame is 29 inches high - approx weight 25 - 35 lbs


User submitted photos of window hardware.

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Paul from SWISCO responded:

Hello,

We believe you have 15-146 and 15-147 coil spring fittings. We'll need some pictures of the pivot shoe and will need the spring weight number stamped on the coil springs to further assist you. Thank you!


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