150 Watt 20000K Metal Halide Bulb - Radium, Double Ended - 8597121685 - PriceBing.com

Price compare - 150 Watt 20000K Metal Halide Bulb - Radium, Double Ended - UPC: 8597121685

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+ LARGER IMAGE	150 Watt 20000K Metal Halide Bulb - Radium, Double Ended 150W 20000K METAL HALIDE DOUBLE ENDED BULBâ€”RADIUMThe German-made Radium 20000K metal halide bulb offers excellent coloration and good intensity. It is crisp-white with a strong blue tint. It brings out the fluorescent pigments in corals nicely. Fluorescent supplementation is usually not necessary, but can be used for added intensity and to simulate dawn and dusk. An electronic ballast, magnetic pulse-start ballast or magnetic HQI ballast is required to ignite this bulb. This bulb is white with a blue tint on a magnetic HQI ballast. It will burn more blue on an electronic ballast or pulse-start ballast. An excellent choice for reef tanks up to 22" deep.Common questions/problems concerning metal halide lamps: Metal halide lamps of the same kind are different colors?Metal halide lamps operate by passing an electric arc through an arc tube that excites particles in the arc tube. When the metal particles reach an excited state they emit energy in the form of visible light. I ... Manufacturer: Radium Category: Aquarium Supplies>Lighting>Bulbs>Metal Halide Bulbs	PetStore / MarineDepot	$89.99 More details >>>