seramic calibration: Can you use pH 4 instead of pH 9?
Hello, no, the unit must be calibrated with the pH 9.2 solution mentioned in the instruction. Calibrations with solutions other than the mentioned ones will either not be possible at...
Results for keyword: Technical equipment
To which height should I adjust the outlet of an internal filter?
Hello, there are no firm rules, both is possible. Adusting the filter outlet also depends on the fish that you keep. Labyrinth fish, for example, require slow water currents - not...
Water becomes cloudy after a water change
Hello, it sounds as if many (basically beneficial!) bacteria (= milky cloudiness) are swirled up from the bottom gravel during the water change and simply require some time for...
Which filter for a 30 liter shrimp tank?
Hello, the sera internal filter L 60 in combination with a membrane pump (sera air 110 plus) is optimal for this purpose! Best regards sera GmbHDr. Bodo Schnell
Which filter material for anaerobic nitrate breakdown / Slow flux bypass filter?
Hello, sera siporax Professional or, in small filters, sera siporax mini Professional are ideal suited for this purpose! Best regards sera GmbHDr. Bodo Schnell
Which fluorescent tube in the front position?
Hello, generally, you can position the lamps mainly according to your personal taste, but exactly this combination is indeed an excellent standard setup. Background: the plants then...