How long do pH measuring electrodes last?
Hello, as an average, the electrodes will last approximately 2 years from the date of manufacture. You will find the date on the shaft of the electrode itself - the code consists of...
Foire aux questions
How much sera floredepot is required for a 150 liter aquarium, and how long do the nutrients last?
Hello, the sera floredepot layer should be about 2 cm high.This would be about 8 liters or 13 kg for an aquarium bottom area of 100 cm x 40 cm (160 or 200 liters, depending on the...
How often should I clean the filter media?
Hello, prefilter materials (in particular, filter wool!) should be regularly and thoroughly rinsed or replaced at the latest when they start to become clogged. Biologically active...
How old do Guppies get?
Hello, you can usually estimate 2 - 3 years. Best regards sera GmbHDr. Bodo Schnell
How should I dose sera baktopur when there are also healthy fish in the tank?
Hello, this is no problem. The fish may - as is the case with all treatments - feel slightly unwell, but will not be harmed. You should definitely add the proper dosage, as too low...
How to change the filter felt of a sera air membrane pump
Hello, the rubber stopper is only plugged in and can be lifted with a little screwdriver (or the like). It works in the same way for the smallest model (sera air 110 plus) of the...