I will second the Prompt RV Screens. Very easy to install and take off, roll up put in bag.
Easily washed and NO snaps to mess with.
Always wonder how you snap at the top of the windshield with out a ladder.
2002 Winnebago Ultimate Advantage 40J, Roadmaster InvisiBrake Model 8700
2012 Chevy Captiva
"Everyone Goes Home"