Does anyone here use the Randy Holmes-Farley 2 part additive made up of DowFlake and Mag Flake.......if so where do you get your stuff and how is this working for you?
An Improved Do-it-Yourself Two-Part Calcium and Alkalinity Supplement System by Randy Holmes-Farley - Reefkeeping.com
An Improved Do-it-Yourself Two-Part Calcium and Alkalinity Supplement System by Randy Holmes-Farley - Reefkeeping.com