Amazonas Quarzsand Hellgrau 0 - 1 mm Content:5 kg / light gray The mixture of valuable humic

The mixture of valuable humic and fulvic acids inhibits harmful germs and prevents diseases

Very convenient is the possibility of flow control of the Fan internal filter

Medikamentenrückstände und andere Schadstoffe aus dem Wasser

this is not stable in the aquarium

For aquariums up to 25 liters

Amazonas Quarzsand Hellgrau 0 - 1 mm Content:5 kg / light gray The mixture of valuable humicThis quartz sand for the aquarium is a natural product and lime free. With a grain size of just 0 to 1 mm, it is very fine and therefore ideal for aquarium inhabitants that like to dig in the substrate. The substrate can be composed of sand, gravel or a mixture of both. Attention should be paid to the needs of the fish in the aquarium. The average gravel should be rounded and have a maximum grain size of 2 to 3 mm. A gravel layer of 6 to 8 cm is