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Q.Stains On Concrete Wall

Zone Coquitlam, bc | Gretzky99 added on March 31, 2020 | Answered

There are stains on my concrete walls. Any idea what they are? How do I get rid of them? Picture attached.

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Certified GKH Gardening Expert
Answered on April 1, 2020

It is very hard to say without much context to the photo. I would try things like bleach, vinegar, baking soda, household cleaners, or pressure washing. These will all be good ways to remove stains from surfaces.

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