Roof - Clean in Thornhill, ON

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 Thornhill, ON

Recently Reviewed Thornhill Roof

Published: 05/04/2021
I can't recommend this company enough. The builder of our new house used the worst roofing materials known to man. Shingles fly off, at the least of wind. So we have had many problems with our roof...
Published: 05/10/2021
I recently had Quality Home replace my roof. They did an outstanding job from start to finish. Yuriy provided a competitive quote and scheduled the job in short order. The install team are very professional and did a great job...
Published: 04/04/2021
We asked Yuriy a few years ago to have a look at our roof and let us know if it needs to be replaced, as we were leaning towards that option, however he advised us not to rush as the...