You may want to review all the threads about people painting their skylights to cut down on the heat that they pass through. I'd get rid of it, but it does add a couple inches of headroom in the shower where its located.
I painted mine for three reasons.
1) It was old , faded and discolored
2) To reduce the heat it let into the MH.
3) Reduce the light it lets into the MH
2001 Coachmen Mirada (Ford F53 6.8L V10) - Toad 2001 Civic
It won't do MACH 2, but I can get a sandwich and take a pee.