Roof cleaning rust stains

[Jake_Lambert]

Racer did this one with F9 and it came out great:

Little Rust Removal Job

Little rust removal job that @Grizz and I tackled today. I’d washed the home several weeks ago and have been waiting for HVAC people to replace the rusted out drain pan that caused the problem. Guys, there is big money in getting proficient in these specialty type cleanings. Learn the processes and get the right tools and chemicals. This was done with F9. [Camperdown] [Camperdown%20Rust%20Stain%20After]