A home owner from Colorado says:
May 12, 2014
Would I be correct in identifying this snap-in as the "white glazing bead"? It's 15 1/2" long, and is an Alenco window (I think). I have two of these that broke during a recent hail storm.
Tom from SWISCO responded:
May 13, 2014
Check out our 55-164 and see if this can work for you as a replacement.