Originally Posted by Gti_Leo
who knows how long a long long time lol thats why i said a long time how else do you think it buffs the PH and helps maintain calcium and alkilinity. it has to release its own elemental compounds
Long long time as in never.
It does not dissolve therefore it does not help maintain anything....unless you are talking about using it in a freshwater system. For the sand to start to dissolve the pH must be 7.3 or lower and you won't see that in a saltwater system.