So, two layers of glass (one more to go for a bit more strength), rough trimmed to the final shape and two screws into the frame.
Yes. I'm. Slow.
Even with just two layers, it holds its shape quite nicely, but I'm thinking about integrity at higher speeds. Don't want it fluttering.
Aesthetically, something is bugging me (I can hear the laughter from non-EM members reading this thread who don't care about aero...
): The shape of the front skirt doesn't match the rear.
Ultimately I plan to re-shape the front bumper, which will let me extend it further out to shield the front tire, so I'll be able to trim the skirt to follow the existing wheel arch curve.
At the rear, what I was thinking is that I'd make a "faired" part to attach to the quarter panel, replacing the aft end of the skirt with a fixed piece, so ultimately I'd have something like this: