Thanks Chris...that is really good data.
Anybody:
1. Is PAR value additive?
2. Is PAR value more important that LUX
3. If so...what is the optimal amount of PAR required for color and growth of SPS( say in a tank where SPS sit 15in above the light source) ?
Last edited by fencer; 10-19-2010 at 05:49 PM.
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