I just had my 150G running with lights and internal circ. for five days with no ill effects...I had some cyano issues with my sand cyling beforehand...some spread to the rock but nothing serious. Like Willow said to me....take your time and do a great job! Dont worry!
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180g tank(6x2x2) w/170lbs LR, 2-250W 1-400W Halides, 2-3ft t5 Actinics,H&S 1260 200 Skimmer, 1-Tunze 6000stream w/controller, 1-6060stream, 70g sump, 30g refugium Neptune controller, Sequence Hammerhead inline return, Lifeguard 25W UV, 1-Tunze osmolator, 1-Tunze wavebox, 1/4Hp Pacific Coast chiller, MarineTech calcium reactor
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