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The stones on my terrace turned green and have become slippery. How can I restore them to their original condition?

April 26, 2017condition original restore slippery stones Terrace turned

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The stones on my terrace turned green and have become slippery. How can I restore them to their original condition?

1 Answer

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Algea can be removed with Lithofin ALGEX. This product also serves a preventive function. To ensure a clean surface, you should spray it with Lithofin ALGEX once a year, preferably in spring.