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Flat Roof Repairs: Patch or Replace?

Sep 26

2 min read

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Fasto Roofing, located in Mason, OH, offers expert insights on whether to patch or replace your flat roof when it starts leaking. Here’s a guide to help you make the best decision for your home.



Common Flat Roof Problems

Ponding Water

  • Subtle Slope: Flat roofs have a slight slope to facilitate drainage, but damage or ice dams can lead to water pooling, causing leaks, sagging, and mold growth.


Buckling

  • Structural Movement: Temperature changes cause natural contraction and expansion, leading to roof buckling. This poses safety risks and requires immediate repair.


Alligatoring

  • Sun Exposure: Loss of asphalt content and elasticity due to sun exposure causes the roof to crack and bubble, resembling alligator skin. Untreated alligatoring leads to further cracks and leaks.


Cracking

  • Pressure Buildup: Flat roofs endure more pressure, leading to cracks from pooling water, thermal movement, and buckling. Regular inspections are crucial to prevent water damage and structural compromise.


Low Quality or Poorly Installed Flashing

  • Waterproofing Issues: Metal strips used to waterproof the roof can pull away due to expansion and contraction or poor installation, leading to water collection in weak spots.


Debris Buildup

  • Clogged Drains: Debris like pine needles, leaves, and branches can clog drains and vents, stressing the roof structure and causing leaks if not regularly cleaned.


Flat Roofs Are Repairable

Factors to Consider

  1. Age of the Roof: Newer roofs with minor damage can often be repaired, while older roofs nearing their lifespan may require replacement.

  2. Condition of the Roof: Localized leaks are manageable with repairs, but widespread damage needs more extensive solutions.

  3. Flat Roof Type: Some materials are easier to repair than others, and extensive damage in difficult-to-repair materials may necessitate replacement.

  4. High Energy Bills: Significant increases in energy bills could indicate roof issues, and upgrading to a new flat roof system can improve energy efficiency.


Making the Right Choice

Repairing a flat roof is often the best investment for newer roofs with minor damage. However, extensive moisture intrusion, alligatoring, or significant damage may require a full replacement. Consulting with a professional roofing contractor like Fasto Roofing ensures an accurate assessment and the best solution for your roofing needs.


Conclusion

Deciding whether to patch or replace your flat roof depends on factors such as the roof’s age, condition, material, and energy efficiency. Professional assessment ensures the right decision, protecting your home’s structural integrity and value.


If you want to learn more about the risks of adding another layer of shingles, click here.



Sep 26

2 min read

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1

0

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