Expert tips on keeping your Davie property spotless.
April 23, 2026
That dark streaking across your roof is not dirt. It is a living organism called Gloeocapsa magma, a type of algae that feeds on the limestone filler in your shingles. Left alone, it breaks down your roofing material over time and drives up your energy bill by reducing your roof's ability to reflect heat.
That dark streaking across your roof is not dirt. It is a living organism called Gloeocapsa magma, a type of algae that feeds on the limestone filler in your shingles. Left alone, it breaks down your roofing material over time and drives up your energy bill by reducing your roof's ability to reflect heat.