Flat roofs are a popular choice for building owners as they offer versatility and space optimization. They are easier and faster to install than sloped roofs.

They are also an ideal location to set up a rooftop garden or solar panels. However, they have their challenges too. This article will explore some of the important issues regarding flat Allen Roofing Company systems.

flat roofing


If you’re considering a flat roof for your home, several advantages come with it. These include a low cost, easy maintenance, and an extra outdoor space. The downsides of flat roofing, however, are the lack of drainage and the need for regular inspections.

A flat roof’s cost depends on the materials that are used. Asphalt, metal, and composite shingles are all viable options and each has its unique costs. A professional roofer will be able to help you find the right option for your budget. In addition, the type of flat roof will determine whether a permit is required for the installation. If this is the case, the flat roof will need to be inspected by a city inspector.

There are also several different types of flat roofing materials, including bitumen and PVC. Each of these has its unique properties and benefits. Bitumen, for example, is a popular choice because it is durable and affordable. It can withstand a variety of weather conditions, and it is resistant to UV rays. PVC, on the other hand, is more expensive but has a higher resistance to UV rays and can last up to 50 years.

In terms of maintenance, a flat roof is much easier to inspect and repair than a pitched roof. This is because there are no complicated structures and there’s less to go wrong. A regular inspection can ensure that the roof is in good condition and that any repairs are made quickly.

One advantage of flat roofs is that they can offer additional living or working space. For example, some homeowners use their flat roofs as a lounge area or garden. This is particularly useful for homes that are on narrow lots and do not have a lot of outdoor space.

Another benefit of flat roofs is that they can be designed to divert rainwater into a water pool. This can reduce the amount of water that is needed to heat or cool the building. In addition, it can be used for other purposes, such as flushing toilets or irrigating plants.


A flat roof can withstand many types of weather conditions when properly installed by a professional commercial roofing contractor. The installation team needs to adhere to manufacturer guidelines and pay close attention to seams, flashings, and penetrations to prevent leaks and ensure a watertight seal. Regular inspections and maintenance are also vital to keep the roof in good condition.

A few of the advantages that these systems offer include cost-effectiveness and ease of maintenance. They are usually less expensive than sloped roofs, making them a good choice for homes with limited budgets. They are also highly durable, meaning that they can withstand strong winds and heavy snowfall without sustaining any damage.

Depending on the material, some roofing systems are more durable than others. For example, EPDM rubber membranes are a popular option for commercial flat roofs because they are very durable and have excellent longevity. They are also fairly light and resistant to scuffs and tears. Alternatively, TPO (thermoplastic polyolefin) membranes are a newer type of rubber that is gaining popularity in both residential and commercial flat roofs because it reflects heat rather than absorbing it, which makes it more energy efficient.

Durability should be a major consideration when choosing a roofing system, as it can have an impact on the overall life expectancy of your client’s buildings. If you’re assisting them with their search for a new flat roof, it’s important to educate yourself on the different types of flat roofing systems available. You can then recommend the system that is most suitable for their specific needs.

The most common types of flat roofing are Built-Up Roofs (BUR), Modified Bitumen Roofs, and Single-Ply Membranes. Each has its pros and cons, but they are all designed to withstand extreme weather conditions such as high winds and heavy rainfall. BUR roofs are a good choice for building contractors because they’re easy to install and can last up to 20 years if well-maintained. They are also fire-resistant and have excellent insulating properties. BUR roofs, however, are heavier than other roofing systems and require additional support to hold their structure.


Flat roofs are popular among modern-style buildings due to their sleek, minimalist aesthetic. They also provide extra space for outdoor living or recreational uses. However, they can pose challenges when it comes to ensuring proper drainage and preventing leakage. Regular inspection and maintenance can help address these issues.

Unlike traditional sloped roofs, which are constructed with a series of shingles or tiles, flat roofing systems have a vapor barrier, insulation, and a layer of water-resistant membranes. The type of materials used on a flat roof will determine the durability and life expectancy of the structure. Homeowners should also consider the geographical location, budget, and use of the roof when selecting a flat roofing system.

Due to the lack of a natural slope, flat roofs are more prone to leakage than pitched roofs. They also require a drainage system to prevent water from pooling, which can cause rot or structural damage. This is why it is important to regularly inspect and maintain flat roofs to avoid costly repairs down the road.

While they are not as durable as a pitched roof, flat roofs can still last for years with the right care and attention. Using high-quality materials, such as a self-adhering membrane, can reduce the risk of leakage and protect the structure from weather changes.

In addition, a well-maintained flat roof can offer energy savings by helping to regulate indoor temperatures. It can also help to mitigate the urban heat island effect, in which large areas of concrete and asphalt absorb more heat than rural neighborhoods.

While they do not offer as much space as a pitched roof, flat roofs are easy to access for cleaning, maintenance, and repair. They can be constructed with a variety of materials, including metal and rubber. However, homeowners should keep in mind that some materials may require more specialized tools and expertise to install on a flat roof. Choosing the right material will ensure a long-lasting, effective, and attractive roofing system for their building. A professional roofing contractor can assist with this process to ensure a quality finish that withstands the elements.


Flat roofs require a lot of maintenance to keep them in good condition. They can also be more expensive to repair than other roofing types. However, regular proactive maintenance can help to mitigate the cost of repairs and extend the lifespan of a flat roof.

A key part of maintaining a flat roof is cleaning it regularly. This is because debris can clog drains and trap water underneath. This can cause serious damage if not addressed quickly.

Another important aspect of maintenance is addressing ponding water. Ponding water can damage the roof surface and lead to structural failure. This is usually caused by poor drainage systems or the build-up of gravel and other debris on a flat roof. In addition, ponding water can freeze in colder climates and break up the roof surface as it expands.

Other common problems include failing insulation, deteriorating membranes, and faulty flashings. Infrared scanning can be a useful tool for finding potential problem areas. Using a checklist when conducting regular inspections can help to ensure that no areas are missed. In the case of flashings, these must be well-bonded and sealed. For this reason, they must be made from a durable material such as lead (welded or folded-seamed), tin, or copper.

The most popular type of flat roofing is a single-ply membrane. These are flexible waterproof sheets made from synthetic materials such as EPDM or PVC. They are generally less expensive than a built-up or bitumen roof and can be easily repaired. However, these systems do not perform as well as pitched roofs in high wind and hail conditions.

For these reasons, flat roofs should be inspected by a professional. It is recommended that they be inspected at least once every 2 years. In addition, they should be inspected after severe weather events such as storms or snowstorms to check for damage and make necessary repairs.

While a flat roof may need more frequent maintenance than other roofing types, it is still a cost-effective option for many property owners. Proper flat roof maintenance can reduce energy costs and improve comfort, safety, and sustainability. By taking the steps outlined in this blog post, including scheduling regular professional inspections, removing debris, addressing ponding water, maintaining flashings, applying roof coatings, managing vegetation, and implementing safety measures, you can protect your investment and prolong the life of your flat roof.