Question:

Black dirt on pool wall?

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In my public pool for the neighborhood there is black alge-like (as my dad says) dirt on the walls. I realized there keep sgetting more and more. Can this be algea? What is this?

Thanks, a lot!

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2 ANSWERS


  1. Yup!

    Hard to remove, chlorine resistant!

    You're welcome!!


  2. Sounds like black algae to me - you have to get a wire brush and scrap as much off as possible, and then put in special algae chemicals  you can buy from the pool store.

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