RO/DI - yes. Sorry Bob, but I'm on the other side. I also agree that Calgary has good water for reef purposes yet agree with Canadian Man about fluctuations. Our water source is affected by seasonal runnoff. One can taste a difference in a glass of tap water as the seasons change. I haven't spend the effort to prove it though. (might even be some cow droppings
I prefer to have some control.
I heard there will be pre-cured
Fiji rock at Gold available this Friday. Probably good bang for the buck.
kari