Stable Calcium Alkalinity and Magnesium are key to a thriving reef tank.. but what and how should you dose? today we compare Kalkwasser, two part and calcium reactors. Dosing Pumps Neptune DOS Jebao http://geni.us/sdvo CoralBox http://geni.us/CrCUV Bulk Supplements Fritz 8lbCalcium http://geni.us/fghl Fritz 10lb Sodium Bi-Carbonate http://geni.us/0uPARzF Fritz 10lb Sodium Carbonate http://geni.us/Sp24 Kalkwasser - Calcium Hydroxide Kalkwasser http://geni.us/Can2Wq TLF Reactor http://geni.us/2QWHQ Kalk Stirrer http://geni.us/ITi8N ARM Calcium Reactor Media http://geni.us/Tiirx TLF Reborn CA Reactor meida http://geni.us/OlJ67G Join The Community at http://facebook.com/groups/reefdudes If you want to support the channel consider purchasing your supplies through our amazon links! http://amzn.to/2FgW9LR