What algae to run in my Refugium for my SPS tank?

[reefer334]

I was wondering what all of you are running for algae in your refugiums.I just setup a new 120 tech series SPS dominant tank,and was wondering which algae to run in my refugim,I currently run several types of culerpra in my old reef.Is thi s good for my new reef?I have heard thta culerpra can go asexual and fowl a tank,is that true and if so how many have acually had this happen?Thanks for your input,Chris.