Originally Posted by ReneeN
The glass/lexan is no problem. Finding the correct size frame is a whole different issue
My father hoarded old aluminum storm windows
and used them for their glass to repair other windows
. I look at that frame and I think I could make one from some of the junk in my barn. Not exactly the same but like it. How are the corners of the frame held together?
I wonder if you could find someone who could look at those extrusions and find something like them. Then cut down a similar window to the size you need.