There are different techniques available to keep pond water clear and you need to aware of all the methods. However, you should also consider such best water treatment solutions that help to remove algae from the pond. At M² Polymer, we offer aluminum sulfate which can remove soluble phosphate and suspended dirt particles to clarify the pond or lake. To know more about it, you can contact us at 847-836-1393 or info@phosclear.com. See more https://phosclear.com/learn-more