48 Rob Your Expertise and Advice Needed

Dear Rob.. this pertains to the window in front of our tear..
I got the windows figured out from the outside meaning I have the plexi or whatever its called nicely cut and it fits the outside edge real nicely..
Now my question is how can that inside be done and completed?
The thickness of the window area is 50mm which is the thickness of styro..
Classic Finn
I got the windows figured out from the outside meaning I have the plexi or whatever its called nicely cut and it fits the outside edge real nicely..
Now my question is how can that inside be done and completed?
The thickness of the window area is 50mm which is the thickness of styro..
Classic Finn
