brown areas on guinite surface

Total hardness and calcium hardness in pool water.
Scale, calcium buildup, hard water and scaling problems.

brown areas on guinite surface

Postby sesns » Sat 09 Jun, 2007 11:52

I have brown areas on my guinite walls. we have tried to remove it with different brushes, but no luck. What could it be?

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Postby Buggsw » Sun 10 Jun, 2007 15:58

Most likely stains from leaves and such.

Try rubbing it with a chlorine puck. Else, over time, with your chlorine levels kept in range, they will probably fade over time.

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