Tetra 180611 Pond Crystal Water, the pond water clears safely and quickly by floating, clouding particles, 500 ml (Misc.)
Algae and Co. flakes, glue and can be easily filtered out. For me, the effect is one that again strong water turbidity occur despite meticulous cleaning of the filter after the treatment after 2-3 weeks by algae. In 3.000l pond volume I am favorable
