Kusuri Sludgebuster 500ml Koi Viewing Bowls one of them being the

one of them being the production of the purple/blue pigments in the soft tissue of corals

Intelligent control system to generate various wave patterns to suit your tank

it produces an extreme air performance with an optimum air-water ratio

Blend of 18 essential trace elements

There are however

Kusuri Sludgebuster 500ml Koi Viewing Bowls one of them being theKusuri Sludgebuster 500ml contains selected bacteria to efficiently bio degrade sludge and detritus in ponds, pipework, filters, areas hard to clean such as folds in pond liners and improves pump flow rate. Regular use prevents accumulation of organic sediments, is ideal as a spring and autumn treatment, reduces biological oxygen demand (B. O. D), increasing oxygen availability to fish and the biological filter. Use 100ml per 1000 litres (220 gallons)