Quote:
Originally Posted by Pat_RI
I am getting black stains on my patio from water running off the roof. I do not have gutters installed on that side of the house yet. Does anyone know how to remove the stains? I'll get the gutters installed soon but still need to clean the concrete.
Thanks
Thanks
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My husband tried all kind of cleaners, ....and he did lots of scrubbing, but nothing worked well. Then he used a power washer and it got almost all of it off. Hope this works for you.