Keeping the Rain Where It Belongs: An Homage to Roofs

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Navigating Challenges: Addressing Common Problems in Commercial Flat Roofing Installation

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Flat roofs are popular among commercial buildings because of their cost-effectiveness and energy efficiency. However, flat roofs require more maintenance and repair than other kinds of roofs since they're more prone to water damage, heat, and heavy snow. This blog will discuss common problems that arise during commercial flat roofing installation and how to navigate them.

Leaks and Moisture Issues

Leaks happen when water is not effectively drained from a flat roof. This is the most common problem that occurs in flat roofing installation. To avoid leaks and moisture issues, you should make sure that your flat roof has proper drainage. A tilted or uneven roof might have ponding water, which can lead to leaks, rot, and mold. Proper flashing details and roofing insulation can also help prevent any moisture issues from arising later.


Blistering is another common problem that commercial buildings experience with flat roofing. Blisters are bubbles or pockets that occur on the surface of the roof due to trapped moisture or heat. They can lead to cracks, which will allow water seepage into the building. To prevent blistering, you should make sure that the moisture-sensitive insulation and coverboards are completely dried before installing the flat roof.

Poor Workmanship

This is another common problem that arises during commercial flat roofing installation. When the workers are not experienced or skilled, they can easily make mistakes while installing the roof, such as using incorrect adhesive or fasteners or not installing flashing and membrane properly. To avoid poor workmanship, you should work with experienced installers, such as certified contractors, for your commercial flat roof installation.

UV Damage

Flat roofs are more exposed to the sun's UV rays than other roofs, which can cause damage over time. UV rays can wear off the roofing membrane and break down the polymer that holds the roof together fast, which can result in significant damage to the structure. The best way to prevent UV damage is to use reflective coatings, which will help to reflect UV rays and evade further damage to the roof.

Rooftop Maintenance

The efficient functioning of a commercial flat roof looms on how effective the rooftop maintenance practices are. The roof requires regular check-ups, a full cleaning, and a thorough inspection for cracks or damage. The maintenance protocol includes clearing out any debris from the gutters and repairing any damaged surface or structure.

Navigating challenges in commercial flat roofing installation can be a demanding task for small or large business owners. For the best outcome, you should work with experienced and certified contractors, keep an eye on regular rooftop maintenance practices, and closely monitor for common issues such as leaks, moisture, and blistering. The above tips will help you manage and prevent common problems that arise during commercial flat roofing installation, maintaining a secure and durable roof for your business.

For more information on commercial flat roofing installation, contact a professional near you.