How to Spot Common Roofing Problems Early: A Guide for Ottawa Homeowners
- Cadieux Roofing
- Jan 4
- 3 min read
Updated: Jan 20

Your roof is a critical component of your home, protecting you from the elements and ensuring your comfort. However, roofing problems can develop over time, leading to costly repairs if not addressed early. This guide will help Ottawa homeowners identify common roofing issues early and know when to call in a professional for a thorough inspection.
Common Roofing Problems and How to Identify Them
1. Missing or Damaged Shingles
Signs to Look For:
Visible gaps or spaces where shingles are missing
Cracked, curled, or buckling shingles
Shingles on the ground around your home
Why It Matters: Missing or damaged shingles can expose your roof to water infiltration, leading to leaks and structural damage.
2. Leaks and Water Damage
Signs to Look For:
Water stains on ceilings or walls
Damp spots or water marks in the attic
Musty odors inside your home
Why It Matters: Leaks can cause significant damage to your home's interior, including mold growth and weakened structural components.
3. Sagging Roof Deck
Signs to Look For:
Visible sagging or dips in the roofline
Uneven or warped roof surfaces
Pooling water after rain
Why It Matters: A sagging roof deck indicates serious structural issues that need immediate attention to prevent collapse.
4. Granule Loss
Signs to Look For:
Excessive granules in gutters or downspouts
Bald spots on shingles
Discoloration of shingles
Why It Matters: Granules protect shingles from UV rays and increase their lifespan. Loss of granules can accelerate wear and tear.
5. Flashing Damage
Signs to Look For:
Rusted, cracked, or bent flashing around chimneys, vents, and skylights
Water stains or leaks near flashing points
Why It Matters: Flashing seals vulnerable areas of your roof. Damage to flashing can lead to leaks and water damage.
6. Moss and Algae Growth
Signs to Look For:
Green or black streaks on your roof
Thick patches of moss on shaded areas
Why It Matters: Moss and algae can retain moisture, causing shingles to deteriorate and leading to rot and leaks.
When to Call a Professional
While some minor issues can be addressed with DIY solutions, many roofing problems require professional expertise. Call a professional roofing contractor in Ottawa if you notice any of the following:
Persistent leaks or water damage
Significant granule loss or bald shingles
Sagging or warped roof deck
Extensive moss or algae growth
Damaged or deteriorating flashing
Benefits of Early Detection
Spotting roofing problems early can save you time, money, and stress. Early detection allows for:
Cost Savings: Fixing minor issues before they become major problems is more cost-effective.
Extended Roof Lifespan: Regular maintenance and timely repairs can extend the life of your roof.
Improved Home Safety: Addressing structural issues promptly ensures the safety of your home and family.
Granule Loss Chart
Shingle Condition | Granule Loss Indicator |
Excellent | Few granules in gutters |
Good | Some granules in gutters |
Fair | Noticeable granules |
Poor | Excessive granules |


Conclusion
Maintaining your roof and addressing issues early is crucial for the longevity and safety of your home. By knowing the signs of common roofing problems and when to call a professional, Ottawa homeowners can protect their investment and avoid costly repairs.