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How do I remove fungus and moss from my clinker patio floor?
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2022‑05‑04 17:25
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Initial title
How do I remove fungus and moss from my clinker patio floor?
2022‑05‑04 17:25
Active REV1
Initial text
My patio stones (red clinker) are almost 20 years old and have developed quite a few fungus and lichen stains. I have treated them with Kärcher, but it has done almost nothing. How can I get rid of this ugly "patina"?