glazing bead for alenco vinyl double hung windows
A quick learner from Ofallon, Missouri says:
October 11, 2014
I can't find identifying information but know some have already been replaced due to cracking.
Dave from SWISCO responded:
October 14, 2014
Thank you for posting. Have a look at our 55-080 and compare its dimensions to your sample. I think it's pretty close, but see what you think.