Window balancing coil for vinyl bathroom window. Balancing coil has a marking of Pat. #5,353,548 and written in blue marker is #4 and also the coil itself has also a marking of 4lbs. See photo. I need two(2) units and please send me an estimate. Thank you.
Emily from SWISCO responded:
January 26, 2023
Thanks for reaching out to us! It looks like you have our 15-087 pivot shoe that's used with the Series 180 coil springs. Take a look and let us know if you have any questions.