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Can you please send me the websites on how to stop the black spores - they are all over my siding. Thank you, Robin

Help with black dots! HELP! :( This may be less of a power washing problem and more of a biology problem - BUT, I need help. Excited about my new home, I became very discouraged last year when I began to notice the little black dots spreading. I have vinyl siding, but this stuff is now...