Aeroscreens not a good idea up here, too many herds of dairy cows have crossed the road.
Had ago at swopping over the glass last night. It all went like a dream, undid the small screw at the base on each side, gently spread the sides of the frame by tapping witha hammer, pulled frame off, turned it through 180 degress and reversed the process. Magic, and it saved me spendig the £400 or so CC wanted for a new screen kit.
1700 Super Sprint, Team Lotus and clams