First time doser here. I just started to dose the Red Sea Foundation A, B and C (Alkalinity, Calcium, and Magnesium). I gradually worked my way up to the following levels over the course of 4 days:
Alk (dkh): Start 6.2/ End 8.3
Calc (ppm): Start 397/ End 437
Mg (ppm): Start 1360/ End 1440...