MH Bulb Question

Discussion in 'Metal Halide Aquarium Lighting' started by ccscscpc, Mar 5, 2011.

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  1. ccscscpc

    ccscscpc Millepora

    Joined:
    Feb 7, 2010
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    If your MH bulbs are old, will they cause algae to grow just like old PC and T5 bulbs?
     
    ccscscpc, Mar 5, 2011
    ccscscpc, Mar 5, 2011
    #1