Princeton University Computer Science windows

A contractor from Penndel Pennsylvania says:
May 18, 2017
Can you please take a look at the picture attached and let us know if this is a limit stop that your company provided to Wausau windows for the referenced project? If so I will need pricing for new ones.
User submitted a photo of window hardware.
Profile picture of Dave Sr.
Dave Sr. from SWISCO responded:
May 24, 2017
Looks like your limit device is surface mounted. We carry the 39-398, which is installed in the track in the window, but it may still be worth considering. Take a look at the video to see if this could work for you.
Casement Sash Stop Device
Casement Sash Stop Device
39-398
$16.54
How to Install a Sash Stop Device on a Casement Window [1080p]
How to Install a Sash Stop Device on a Casement Window [1080p]
VIDEO
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