There are different cleaning methods depending on the source of roof discolouration - blue-green algae leaves black streaks on the roof come from blue-green algae, while moss leaves green patches on the roof. Experts recommend using a garden hose filled with chlorine and water to clean the roof.
Recommended Pros in De Winton, AB
We want to be YOUR Window Guys! Honest, reliable, professional. Hassle and streak-free window cleaning, pressure cleaning, and...Read more
Recently Reviewed De Winton Roof
Greg showed up, explained what he was going to do, and did it. He went over and above and after explained if there were any problems. He even did my basement windows, which have never been done!. Very personable. Would...
I have used Your Window Guys for years for window washing inside and out and screens. This year I hired them to do outside windows and power washing. As always, Greg and his team do a great job at a...
Greg arrived punctually and we conversed about the work to be done. He advised me on how to remove screens that were original and fitted tightly into windows so that he could do a good cleaning. He worked methodically for...