carbonate hardness

[sphelps]

As far as I know for best results you need to balance calcium and alkalinity. So what your ideal alk is depends where you keep your calcium and vise versa.

There are lots of charts and calculators available for reference, like this one:
http://www.ultimatereef.net/info/cal...9&unittype=dkh

[Bblinks]

Originally Posted by sphelps

As far as I know for best results you need to balance calcium and alkalinity. So what your ideal alk is depends where you keep your calcium and vise versa.

There are lots of charts and calculators available for reference, like this one:
http://www.ultimatereef.net/info/cal...9&unittype=dkh

Of course balance is always the key.