Makes sense. thanks. I'm not supplying Kalk in other way because at the moment I only have one LPS coral in my tank along with 3 fishes. ( Yellow tang and 2 chromis).
Thanks for the link didn't know this product existed. So if you add the buffer to your topoff how long does it stay stable? Or do you see that over time it drops off. The reason I'm asking is because I have a 30 gallon top off and doesn't get all used up until 2 wks. So if I add to my top off...