General Reef Discussion
I've got a 55g long with a 4 x 54w T5 fixture running:
2 - 12k daylight & 2 actinic
Ugh, I've just had a ballast go out on my fixture and i need to check my instincts...until i get my ballast replaced, should i run 2 x 12k (my thoughts) or run it 50/50? also, should i increase or shorten my...