Par meter
Anyone have a par meter I can borrow for a day?
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120 gallon, 50 gallon sump, Vertex Illumina 260, Vertex Alpha 200, Vertex UF-20 x 2, Vortech MP60w ES x 2, Eheim 1262, Neptune Apex Controller with PH, Salinity, ORP, Tunze Auto-Top Off,
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