Agreed with dkoko, perhaps a sandsifting Fish is kicking up dust, or maybe your cal and alk precipitating. How often do you test? Care to post up your parameters and wha brand of test kits you test with? A general statement that your cal and all is high is not a lot to go from....
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Always looking for the next best coral...
90g starphire cube/400mhRadium20k/2 XHO/2x27w UV/2x39w T5/ 3 Trulumen led strips
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