Direct lighting on sump - is this okay?

Discussion in 'Fish Tanks' started by Mike_630l, May 14, 2012.

  1. Mike_630l

    Mike_630l

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    Hi,

    I have a DIY algae scrubber in my sump. I have a 150Watt bulb 1 inch away from the glass. Will the light on +-18hours a day cause damage to the glass via the heat it is creating, ie stressed glass or something?
     
    Mike_630l, May 14, 2012
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