Promotes growth of zooxanthellae algae; essential for the growth and well-being of all live corals and invertebrates. T5 lights provide more light output than T8s!

• Actinic 420 promotes the growth of zooxanthellae algae, essential for the growth and well-being of all live corals and invertebrates.
• Combine with Zoo Meds Ocean Sun for a more subdued deepwater tank effect.
• Combine with Zoo Meds Ultra Sun for optimum viewing pleasure of live fish and corals.
• Distributes the light evenly across the water surface.
• Generates less heat as compared to metal halide lamps.
• High quality lamp manufactured in Germany.
• All T5 HO lamps must be installed in hoods manufactured for T5 HO lamps. (This lamp will not work in a regular T8 or T12 type fixture).