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Old 06-20-2007, 02:55 AM   #2
emc7
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Join Date: Jul 2005
Location: Johns Creek, GA
Posts: 3,776
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Most tanks have lights over the back of the tank and the opening in the lid in the front. It could be the difference in light or just the "luck of the draw". some bulbs do nothing or rot while other from the same package take off.
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