What is Causing Streaking and Discoloration on My Roof?
Algae Growth from Humid Conditions is What is Streaking Your Asphalt Roof in Maryland! Are you noticing dark streaks on your asphalt roof? Darker spots on black, grey, or brown shingles that look like long lines of discoloration? The answer is likely algae. In warm, humid climates like Frederick’s and the surrounding areas in Maryland, […]