IIRC, the aquamedic has the ballas built into the fixture.
Too much ,ight?? I dont think so (IMHO). I run a 250 over a 7 gal bow (that I
think is 10" high , and of the many tanks I have, that is the one people "awe"
at the most.

10kk, OR 20kk. I would never use 20KK.. Way too blue, and very little PAR..I
really like 10KKs but I also have a few iwasakis running