The windshield on the front of your RV is often very large and open, which is good for visibility, but it can also present some problems that you might need to consider. Using an RV windshield cover on the front glass provides several benefits in several different situations. Storing Your RV When you are storing your RV, putting an RV windshield cover over the glass when the unit is sitting helps to protect the interior and the dashboard of the RV.