The 20,000 Kelvin HQI lamp is a high-intensity purified super daylight lamp that simulates light in deeper waters. It casts a blue-white glow allowing light to penetrate deeper into the aquarium.
This 20,000K Daylight HQI double ended metal halide lamp provides the highest light out-put-per-watt available. Casts a bright high intensity blue-white light. Purified super daylight lamp simulates the high intensity light of the midday sun. This lamp will bring out the vibrant colors of coral and marine life. Replacement lamp for any 150 watt, double ended HQI metal halide ballast.