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i ruined my roof

  1. I ruined my roof

    Roofing/Siding
    I have a brandnew 26GA 5V crimp Gavalume roof...installed October 2010. an airconditioner from an upper floor has been dripping rust water onto the lower roof. It wasn't too bad but I couldn't stand it so I researched and found a product that said it worked on everything....RUST OFF...anyway, I...
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