ok i want Radium bulbs but have cv


They will look fine, some people like them better on e ballats (they look more blue).

reefsafe the ideal ballast is an m80 ballast (magnetic HQI ballast).


New member
i have the cv ballast non dim
12k reeflux were my first bulbs like them a lot but then got xm 20k at a good price good color
want to try the radium but did not know how they would look on my cv ballast
wish i had the dimmable ballast for that extra 10%