HQI 150W Double Ended Aquarium Bulb is a true 20,000K and is the ideal choice for deeper marine life. This metal halide aquarium bulb emits an intense, vibrant actinic blue light with high spikes in the 420nm range. Simulates sunlight at ocean depths of 8-20 feet and promotes the development of photosynthetic plants, anemones and coral. This aquarium bulb enhances the natural vibrant fluorescence in fish, coral and marine life.
Use with 150 watt HQI ballast ANSI code M81 or 150 watt Electronic ballast.