Gloss isn't recomended as it can cause hot spots like the shiney side of tin foil.
I once used matt white paint on my first ever setup. I don't know if it made a difference but it had to be more reflective than what was already there.
GTC21 Reviewed by GTC21 on . paint im working on my room right now and all i have is low gloss white paint,is it worth my time to use it or dont paint till i can get flat white. i'll check back in a few min see if anyone is around to help with my dumb questions. devide it don't hide it. Rating: 5