Waterlife Algizin G Pond Clears Green & Cloudy Pond Water 500ml Bottle Clears green & cloudy water pond water. Safe with fish, plants and filters. 125ml / treats up to 9000 liters 250ml / treats up to 11250 litres 500ml / treats up to 22500 litres 1 litre / treats up to 45000 litres.
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