The easy quick 100 organic way to crystal clear watermuck clearing microbes leave the water clear clears algae bloom blanket weed green scum and duckweedcompletely safe for fish aquatic plants and petspack contains two sachets each capable of clearing 4 000 litres of watershortcode tabdescriptionpond water can all too easily become cloudy and murky with a film of scum algae and more eco pond clear tackles the problem at source totally natural it uses a concentration of muck clearing