Water Care
Please select a product range ...
sera KOI PROTECT
Due to colloids and vitamins, sera KOI PROTECT ensures the protection of the mucous membrane of your precious Koi and of other fastidious coldwater fish in your garden pond.
sera pond phosvec
... prevents algae
sera pond crystal
sera pond crystal is a highly effective product that coagulates all cloudiness in pond water within short time so it can be collected by the filter.
sera pond bio humin
sera pond bio humin regulates strong sunlight: It reduces irradiation into the pond by natural humic substances mildly and lastingly on a biological basis.
sera pond bio crystal plus
Natural product against cloudiness in garden and fish ponds.
sera KH/pH-plus
Carbonate hardness and pH value are important water parameters.
sera pH-minus
sera pH-minus safely lowers the pH value in freshwater aquariums.
sera pond bio nitrivec
sera pond bio nitrivec, a sera biotechnology product, breaks down ammonium and nitrite due to the purification bacteria it contains.
sera pond filter biostart
sera pond filter biostart immediately activates the biological filter performance in new ponds, new filters and filter media as well as after cleaning the filter.
