A quick learner from Kennett Square, PA says:
October 5, 2016
Need a pivot bar for double hung window. This one is from the good side, the other side is broken
Tom from SWISCO responded:
October 7, 2016
This looks like an older version of our 26-175. Check it out and see if you could use this as a replacement. Certainteed discontinued the older style and now only makes this one.