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Common Commercial Roof Problems (& How to Address Them)

Posted By: Jake Hofer

Among the common commercial roof problems, a few recurring issues often top the list, from leaks and ponding water to poor installation and aging materials. Commercial property owners and facility managers know that even a small problem with their commercial roof can quickly escalate into something expensive and disruptive. Understanding these challenges is the first step in maintaining a healthy roofing system.

This blog explores:

  • The most common commercial roofing problems and their causes
  • How to address these problems before they lead to costly repairs
  • Tips to extend the lifespan of your commercial roof

By addressing these problems proactively, you can minimize disruptions, reduce expenses, and ensure the long-term durability of your roof.

Water and Moisture Issues

🪣 Roof Leaks

One of the most prevalent problems in commercial roofing is roof leaks. Leaks can occur from various causes, such as:

  • Cracks in roofing material due to aging or weather damage
  • Improper sealing around vents, drainage systems, HVAC units, and skylights
  • Standing water that weakens the roof over time, finding its way into tiny gaps

Addressing the Problem

To prevent roof leaks, ensure that your roof undergoes regular inspections to identify small cracks or vulnerabilities early. Any visible damage, like punctures or water stains, should be repaired immediately. Proper sealing and professional waterproofing are essential to maintaining a leak-free roof.

Several HVAC units and vents sit on a flat rooftop with a large puddle of water

đź’§ Ponding Water

Flat roofs, commonly used in commercial buildings, often develop issues with ponding water. Ponding occurs when water collects in low spots created by poor drainage or structural irregularities. This stagnant water can weaken the roofing material, causing leaks or mold growth.

Addressing the Problem

Installing adequate drainage systems is the best way to deal with ponding water. Gutters, downspouts, and scuppers should be checked and maintained regularly. For more severe issues, leveling low spots or installing tapered insulation can help guide water to drain points and prevent further damage.

A close-up of a metal roof drain cover with vertical bars

Problems with Installation and Materials

Poor Installation Practices

Poor installation is one of the most avoidable, yet frequent, common commercial roof problems. Substandard craftsmanship or improperly installed materials often lead to premature roof failure. Uneven seams, poorly affixed membranes, or improper flashing can increase the risk of leaks and weather damage.

Addressing the Problem

To avoid this nightmare scenario, always work with licensed and experienced roofing professionals. Reputable contractors will follow manufacturer specifications and ensure all components of the roof are installed to industry standards. If your roof was poorly installed, reinvest in a professional assessment to rectify the problem and extend its lifespan.

Low-Quality Roofing Material

The quality of the roofing material plays a significant role in the performance and longevity of your commercial roof. Cheap or improperly selected materials for your climate and building type can lead to early wear and tear, cracking, and inefficiency.

Addressing the Problem

Investing in durable, high-quality materials that are well-suited to your local climate and the building’s usage reduces long-term costs. Materials like TPO (Thermoplastic Polyolefin) and EPDM (Ethylene Propylene Diene Monomer) are popular for flat roofs due to their durability and UV resistance.

Structural and Aging Concerns

🏚️ Aging Roof Systems

Even with proper maintenance, all roofs will eventually show signs of aging. Over time, UV exposure, fluctuating temperatures, and general wear can cause roofs to lose flexibility, develop cracks, or shrink.

Addressing the Problem

Routine inspections are vital to detect aging problems early. When roofing systems near their lifespan, consider timely replacement to avoid repeated costly repairs. Newer roofing technology and advanced materials offer better protection and longer durability.

đź’¨ Insufficient Insulation and Ventilation

Poor insulation and inadequate ventilation contribute to higher energy bills and internal climate control issues. This problem not only affects the roof’s performance but also contributes to heat buildup and condensation, which can damage the roofing material over time.

Addressing the Problem

Upgrading to high-performance roofing insulation and ventilation systems can optimize energy efficiency while reducing strain on the roof. Seeking professional guidance to find the right solutions for your building is key.

5 Preventive Maintenance Tips for Your Commercial Roof

Preventive maintenance is one of the most effective ways to minimize costly repairs and extend the lifespan of your roof. Here are five steps to keep your roof in top shape:

Several large industrial HVAC units and new roofing system are installed on a clean, flat rooftop
  1. Schedule Regular Inspections: Have your roof inspected at least twice a year (spring and fall) by professionals who can identify and repair minor issues before they escalate.
  2. Clear Debris Promptly: Leaves, dirt, and other debris can block drainage systems and cause ponding water. Regularly clear your roof and gutters to maintain proper drainage.
  3. Check Flashing and Seals: Flashing and seals around vents, skylights, and HVAC units should be checked routinely for cracks or loose areas that could allow water intrusion.
  4. Monitor for Signs of Damage: Keep an eye out for water stains, sagging areas, cracks in the roofing material, or unusual odors that might suggest mold or leaks.
  5. Don’t Delay Repairs: The longer an issue goes unaddressed, the more damage it can cause. Act quickly to repair even minor issues to prevent costly repairs in the future.

Choosing Built Right Roofing and Construction for Your Commercial Roof Needs

At Built Right Roofing and Construction, we understand the challenges that commercial property owners and facility managers face. Our team has years of experience addressing common commercial roof problems and delivering high-quality solutions tailored to your specific needs. From expert installation to ongoing maintenance, we provide reliable services that ensure your roof withstands the test of time.

Need professional help with your commercial roof? Contact us today to get started on protecting your property and maximizing your investment!

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