the most frequently asked questions
how to ensure correct measurement of water parameters?
density + temperature is a must?
measuring salinity. How?
reference solutions - What is that and how to use it?
what is my measurement device showing?
what WPs are optimal?
which testkits should i buy?
which WPs should be measured?
How can i improve my water parameters?
ca/alk/mg to high. What can in do?
ca/alk/mg to low. What can i do?
can i use tap water?
different ca/alk/mg recipes. Why?
nitrate/phosphate to high. What can i do?
nitrate/phosphate to low. What can i do?
ph to low. What can i do?
setting up a new tank. What is most important?
determining your tanks volumina
ozone + UV-bulbs