can chloramine cause cyano?

[iceman86]

Originally Posted by mark

chloramine is removed by a regular ro/di. If it wasn't, cyano would be the least of your problems. Your nitrates are at the upper end. Flow?

Upper end? Many people run sps tanks Upto 10ppm for nitrates. For flow I'm running 2 wp40 and I got about a 1" wave going on the at the top and everything in the tanks is swaying around.