Leaking roof: repair or replace? Understand what’s worth it

Black roof of a house

By JF Roofing and Gutter LLC

If you’re dealing with a leaky roof, you know how frustrating this problem can be. Aside from the discomfort, constant infiltration can compromise your home structure, increase the risk of mold, and even lead to higher energy bills.

A common question is whether it is worth repairing or replacing the entire roof. In this post, we’ll help you make the best decision based on technical and economic factors.

1. When repair is enough

In some cases, a repair can solve the problem for many years, especially if the source of the leak is located. See when this is the best option:

  • Minor damage located: If the infiltration is restricted to a single part of the roof – such as a damaged or misaligned shingle or compromised flashing – a one-off repair can be quick and inexpensive.
  • Relatively new roof: If your roof was installed less than 10 years ago (depending on the material), it’s likely that it still has a long lifespan ahead and that the repair will be worthwhile.
  • The structure is still in good shape: When the supporting structure (trusses, beams, etc) is still intact and shows no signs of rot, the repair can be safe and effective.

2. When a roof replacement is the best choice

On the other hand, there are situations where repairing only delays the inevitable. Check out when it’s time to consider a full replacement:

  • Frequent leaking in different spots: If leaking and infiltration happen frequently and in various areas, this indicates the roof is compromised as a whole—and that repairing can be more expensive than replacing it.
  • Old roof (over 20 years): Materials such as asphalt shingles, fiber cement, or metal tiles have a limited lifespan. If your roof is old, investing in regular repairs becomes a waste.
  • Compromised structure: Cracks, mold, termites, or rotten wood are clear signs that the whole structure needs to be rebuilt along with the roof.

3. Cost-effectiveness: repair or replace?

If the repairs over the last few years are already approaching the cost of a replacement, it’s a sign that you’re paying too much for not replacing it.

Tip:

If the repairs over the last few years are already approaching the cost of a replacement, it’s a sign that you’re paying too much for not replacing it.

4. Conclusion: what’s worth it?

  • Repair: when the damage is located, the roof is relatively new, and the structure is in good condition.
  • Replace: when there’s regular leaking, generalized wear and tear, or structural issues.

If you’re still unsure, the ideal is to request a professional evaluation. Click the button below and talk to our specialists now.

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