Knowing when to replace your roof — rather than simply repair it — can save you thousands in the long run. Here are the five most important warning signs to watch for.
1. Your Roof Is 20+ Years Old
Most asphalt shingle roofs last 20–30 years. If yours is approaching or past that milestone, it’s time to have a GAF-certified contractor inspect it, even if it looks okay from the street.
2. You See Curling or Buckling Shingles
Shingles that curl at the edges (cupping) or buckle in the middle are a clear sign of heat damage and age. This means your roof’s protective granules are depleting and it can no longer adequately shed water.
3. You Have Granules in Your Gutters
Asphalt shingles shed granules as they age. If you’re seeing a sandy buildup in your gutters, your roof is in the late stages of its lifespan.
4. You Have Multiple Leaks or Water Stains
One isolated leak can often be repaired. Multiple leaks throughout the attic or ceiling indicate systemic failure — a replacement is more cost-effective than ongoing repairs.
5. Your Roof Failed an Inspection After a Storm
Hail, high winds, and ice dams can cause hidden damage that isn’t visible from the ground. After any major storm, schedule a professional inspection. Delta Power Group offers free storm damage assessments.
Schedule Your Free Roof Inspection
Our GAF-certified inspectors serve Chicago, Dallas, Columbus, Dayton, Toledo, Memphis, and Lansing. Don’t wait until a small problem becomes a major expense.