We Love Stained Glass!
David Gomm started building stained glass windows in 1983 and soon convinced Jeanne to join him in the art. They have become experts at many aspects of stained glass building, design and repair. Their website www.gsg-art.com has many tips and articles about stained glass, art in general and creativity.
The Final Step in this process is to Do The Other Side. Just the same as before, it'll want to be clean, loosen all tape and paper and clean it well. Then mix up the envirotex lite and pour it on, letting it cover the entire panel and then blow on the surface to get rid of the bubbles.
This is technique is a last ditch attempt to save a panel. I hope you never have to use it!