From PC to MH

Discussion in 'Metal Halide Aquarium Lighting' started by crustytheclown, Mar 24, 2010.

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  1. Siddique

    Siddique Dragon Wrasse

    Joined:
    Mar 10, 2006
    Messages:
    2,163
    Location:
    Trinidad and Tobago
    I also just switched from 192w PC to 3x250W MH. Huge jump. Corals look better to me as well. I just started the photo period at 4 hrs and then increased it every other day by an hr.