Thread: 150 W Giesemann 13000K
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Old 06-05-2006, 11:03 PM
IluvHockey IluvHockey is offline
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Default 150 W Giesemann 13000K
Has anyone used this bulb unshielded? How dangerous is it using a DIY bracket without glass? Would the UV burn the corals if I ran it for 15 min on the hour for four hours?
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