D&M Exterior Specialties | Roofing Services in Dundee, OH 44624

Those black streaks are typically algae feeding on materials within the shingle, like limestone dust. Many homeowners are surprised to learn they often don't need a full roof replacement. We use a gentle, non-pressure washing system specifically designed to safely clean the roof, remove the algae, and protect your existing shingles. This process can save thousands of dollars and we back it with a warranty on most roofs.

For Dundee residents, ice dams and lifted flashing are familiar problems that can lead to leaks and structural damage. We assess the specific cause—often related to insulation, ventilation, or original installation—and repair or reinforce the affected areas. Our approach focuses on correcting the underlying issue to prevent recurrence, protecting your roof's integrity and avoiding unnecessary future costs.

Yes, we are Certified Mold Remediation Technologists. When dealing with black mold or other growth on siding or roofs, we use our non-pressure cleaning system and approved remediation techniques. This safely removes the mold without damaging your home's surfaces and addresses the conditions that allow mold to grow, helping to ensure a healthier environment for your family.