5 Signs Your Roof Needs Washing This Spring
Northern Michigan winters are tough on roofs. Black streaks, green moss, and lichen are early warning signs that can shorten your roof's lifespan by years. Here's what to look for before algae becomes a serious problem.
- Black streaks are algae (Gloeocapsa magma) feeding on your shingles — not just dirt.
- Green moss traps moisture and causes shingle curling and premature aging.
- Soft washing removes growth at the root without voiding your roof warranty.
