Gobi,
I would search for a white spray-on wrap. If you don't like it you can peel it off and you haven't permanently changed the color of the roof. Most RVs I've seen have white roofs because they stay much cooler.
Yes, exactlySomething like white Plastidip?
https://www.homedepot.com/p/Plasti-...urpose-Rubber-Coating-Spray-11207-6/203286992
yeah, thanks Wayne,Something like white Plastidip?
https://www.homedepot.com/p/Plasti-...urpose-Rubber-Coating-Spray-11207-6/203286992