The Blue Plus:
Combines the properties of a Blue bulb with a Actinic Blue 03 bulb producing a unique spectrum that encourages both bluing in SPS corals and fluorescence in capable corals. Also helps balance out a washed-out/yellow hued tank. Great as a supplement to metal halides or in combination with a 6500K Sun Pro or Aquablue Special bulb
Blue Special :
Combines the properties of a Blue bulb with a full-spectrum daylight bulb producing a color temperature of approximately 12000K. Great as a stand-alone bulb or in combination with an Blue Plus or Actinic Blue 03 bulb
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