Quote:
Originally Posted by wlchew
Well, A typical life-span of FL(including T5) depends on usage is between 6~9mths. I have since changed around 3 tube in 12 mths(2 tank, )...I think will have to change one by one..as it is recommended to not to change all at one-go....a sudden change of intensity may not be too good for coral.
My 2-cents thought.
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Why dont try checking out LED aquaroum lighting instead.. ? it has 5 times the life span of a noraml flourscent lighting..
you can check on here;
http://www.oceanus-light.com/faq.html