http://www.americanaquariumproducts.com/Aquarium_Lighting.html
good info on [FONT=Verdana, Arial, Helvetica]AQUARIUM LIGHTING, Complete and current information
Kelvin, Nanometers, PAR, Reef
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good info on [FONT=Verdana, Arial, Helvetica]AQUARIUM LIGHTING, Complete and current information
Kelvin, Nanometers, PAR, Reef
[/FONT]