Have you ever wondered, “Why are there dark streaks on my roof?” You’re not alone. Many homeowners in Central Maryland deal with this frustrating issue. These streaks don’t just hurt your home’s curb appeal—they also signal potential problems beneath the surface. At Innovative Home Improvements, we understand roof issues inside and out. Let’s explore why these streaks appear and how you should handle them. What’s Causing Those Dark Streaks? First, let’s clarify a common misconception. Those blackish streaks aren’t dirt or soot. They’re typically caused by algae known as Gloeocapsa magma. This algae thrives in warm, humid conditions. As you
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