BRS did some testing on how effective chaeto is in reducing nutrients and which lights work better.
http://www.bulkreefsupply.com/video.../&utm_campaign=brstv&utm_content=brstv_031717
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http://www.bulkreefsupply.com/video.../&utm_campaign=brstv&utm_content=brstv_031717
Sent from my iPhone using Tapatalk