Those are not as reliable. Get yourself a proper refractometer next time out. Marco from Waterboy got a good special going at the mo.![]()
My new Hydrometer
Hi there ppl.
I did my first water change.
Heres some pics.
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No need for water temperature to be exact. Doing 10% with water that is 5degrees C different from display will effect the tank only .5degrees.
