that
Hortilux Blue sure looks great. Expensive no doubt

If you supplimented that with a nice HPS you'd upstage Mr.Sun. Welllll, maybe not, but the results would be spectacular

Thanks penguin.
Have you seen this one? Cool reference
sientbob showed me this link and now I understand.
Yeah, look at the colour temp of those fluorescents. Both 5500K but the spectrum sure is different. #'s are deceptive