Tourmaline balls also contains activated carbon besides all the minerals. This helps keep tank water clean and pure and removes harmful bacteria. Used a lot in shrimp aquaria.Read more...
The tourmaline stone is also known as the multifunctional mineral stone. The tourmaline balls from Cologne Shrimp Foods stimulate the growth of micro-organisms and at the same time supports the growth of plants.
The tourmaline stone contains more than 30 minerals, such iron, manganese and boron. These minerals are in very small amounts slowly released into the aquarium water. Because of this slow release, plants take up these elements and would benefit from them, before algae have the opportunity.
Tourmaline balls also contains activated carbon besides all the minerals. This helps keep tank water clean and pure and removes harmful bacteria.
The tourmaline balls are suitable for all aquarium animals.
Use about 4 tourmaline balls for 10 liters of water.
1 tourmaline ball around 5gram. Diameter + - 1.5cm.
This product can be sent by letter and weighs 8 grams. Shipping by letter is possible up to 200 grams.