Lighting calculations

[Johnny Reefer]

Originally Posted by Kryten

I would say if you're going to stick with the general watts/gal guideline then don't count the actinics.

Agreed.

Originally Posted by muck

Actinic lighting does not have much useable light for your corals.

Agreed.

Actinics are for aestethics (sp). They bring out the colors. Think black light and those posters some of us had at one time.

Cheers,