In 2018 you’ll have everything under control

The water is clear, the fish are swimming around and there are no unpleasant odours. It sounds good, but is everything really alright? In 2018 we want you to be able to keep everything under control. For perfect plant growth or for fish breeding you’ll need more, namely perfect water values. And this all-round test case will meet all your requirements.

Here's how it works:

Don’t miss your chance to win one of three JBL Test Combi Set Plus Fe for an easy and quick water value analysis with the highest precision by 23:59 on February 11, 2018. Just click on the button marked “Join now“. Applicable are our current

Unfortunately the competition is finished already. Shortly you will find another competition here. Simply look in again later.


Thomas Rölle, Robert Bauer, Diana Kirsch, dimitry ciceron


Testing Potassium for Perfect Plant Growth

Potassium is one of the macroelements which is quickly and effectively absorbed within a few hours and temporarily stored by plants in freshwater.

For more information

The JBL Substrates for Aquariums at a Glance

Following nature’s example we have a variety of substrates to choose from, and the following factors need to be taken into account when selecting the right substrate for aquariums.

For more information

Outline: Fertilisation in the Aquarium

The JBL plant care concept leads to vigorous and healthy growth even with the most demanding aquatic plants. JBL has all the components you need, whether it’s a fertiliser, a bottom substrate or a fully automatic CO2 fertiliser system.

For more information

Which is the Best Filter Media?

Special filter media can also be used to target and remove any problem substances, such as nitrate or phosphate, from the aquarium water. This table gives you an outline:

For more information

Laboratory Comparator System to Compensate the Intrinsic Colour of the Water

Instead of comparing the colour change of the water on a colour scale, a second measuring glass with the aquarium water is put on the colour field of the colour chart.

For more information