Do the black stains and streaks on my roof mean it’s time to replace it?
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No, but there are other things that you should know about them. The growth of brown or black algae will not hurt your shingle’s performance; however, they don’t look very nice either! You can treat the algae with a bleach solution mixed with TSP (Trisodium Phosphate).
Bryce, Master Roofer
10 Years Experience
I’m Bryce Hanke, President of BRH Enterprises, a trusted contractor specializing in roofing, siding, gutters, windows, and doors. My journey in the industry began at the age of 16 when I started working hands-on in roofing and construction.
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