T5 High Output Lamp 10000k Daylight 18w 20"

Deep Blue Professional - 18W T5HO LAMP 10000K DAY 20". Powerful, 10,000 Kelvin Daylight T5 HIGH OUTPUT fluorescent lamps ideal for both freshwater and marine aquaria. Triphosphor fluorescent for excellent color rendition. Simulates tropical daylight for all purpose illumination. Universally sized and compatible with most T5 HO lamp systems. Low profile, space saving design. Use with high power electronic ballasts for efficiency and extended service life.