Glossary
Kalkwasser
/KAHLK-VAS-er/
Calcium hydroxide solution dripped into a reef tank via top-off.
German for 'lime water'. Adds calcium and alkalinity simultaneously while raising pH. Cheapest dosing method on a per-element basis. Limited by evaporation rate.
Recommended
Kalk powder + ATO to drip it. Cheapest dosing setup in the hobby.
Kalkwasser (calcium hydroxide) — Mrs. Wages or Two Little Fishies
Drip in top-off for cheap Ca + alk + pH boost.
View on Amazon →
AutoAqua Smart ATO Micro
Best small-tank ATO. Dual-optical sensor failsafe.
View on Amazon →
Affiliate links. As an Amazon Associate, reefcalcs earns from qualifying purchases.
Related
Browse more terms
Last reviewed