Common Types of Flat Roof Systems for Commercial Properties

Flat roofs are a popular choice for commercial properties due to their practicality, cost-effectiveness, and modern aesthetic. Each flat roof system offers unique features and benefits, making it essential to choose the one that best suits your building’s needs. Here’s a breakdown of the most common flat roof systems used in commercial buildings and their advantages.

1. Built-Up Roofing (BUR)

Built-Up Roofing, commonly known as BUR, is a traditional flat roof system that has been in use for decades. It consists of alternating layers of bitumen and reinforcing materials, topped with gravel or mineral granules for added protection. This multi-layer design makes BUR highly durable and resistant to water and weather damage.

2. Modified Bitumen Roofing

Modified Bitumen Roofing improves upon BUR by incorporating polymer-modified asphalt. This system is installed in sheets, either by heat-welding, adhesives, or self-adhering methods. Modified Bitumen roofs are known for their flexibility, making them resistant to cracking in extreme weather conditions. They are also lightweight and easy to repair, making them a popular choice for cost-conscious businesses.

3. EPDM Roofing (Ethylene Propylene Diene Monomer)

EPDM is a single-ply rubber membrane that is widely used for its affordability and long lifespan. Available in black or white, EPDM is lightweight, easy to install, and highly resistant to weathering and UV rays. It offers excellent waterproofing and can last up to 50 years with proper maintenance, making it a low-maintenance solution for commercial buildings.

4. TPO Roofing (Thermoplastic Olefin)

TPO is a single-ply roofing membrane known for its energy efficiency and durability. Its reflective white surface helps reduce heat absorption, lowering cooling costs for commercial properties. TPO roofs are resistant to UV rays, punctures, and chemical exposure, making them an environmentally friendly and cost-effective option for businesses aiming to improve energy efficiency.

5. PVC Roofing (Polyvinyl Chloride)

PVC roofing systems are highly durable and offer excellent resistance to chemicals, fire, and harsh weather conditions. This single-ply membrane is heat-welded during installation, creating a strong, leak-proof bond. PVC roofs are lightweight, easy to maintain, and provide superior waterproofing, making them ideal for industrial and commercial properties with unique environmental demands.

6. Green Roof Systems

Green roofs, also known as vegetative roofs, involve adding layers of soil, plants, and a waterproof membrane to the roof structure. These systems are growing in popularity due to their environmental benefits, including improved insulation, reduced stormwater runoff, and enhanced air quality. Green roofs also provide an aesthetically pleasing solution that contributes to sustainability goals.

7. Spray Polyurethane Foam (SPF)

SPF is a seamless roofing system created by spraying a liquid foam that expands and hardens into a durable, insulating layer. This system minimizes leaks and offers excellent thermal resistance, making it an energy-efficient choice for commercial properties. SPF can also be applied over existing roofs, reducing the need for costly roof replacements.

Conclusion

Selecting the right flat roof system is critical for the longevity and efficiency of your commercial building. From the durability of Built-Up Roofing to the eco-friendliness of Green Roof Systems, each option offers distinct advantages tailored to different needs and environments. To ensure you choose the best solution for your property, consult with a professional roofing contractor who can guide you through the decision-making process. With the right roof in place, you can protect your building while maximizing its value and performance.

Ready To Take The Next Steps?

Fill Out The Form Below To Receive Your Free Estimate!

Contact Us Today!

    Don't Take Our Word for It...

    Let Our Work Speak for Itself!

    Carlisle's Perfection Award

    Carlisle's Perfection Award is presented to roofing applicator's with roof installation warranty claims that rank in the top 5% of all US and Canada. This shows the awarded applicators are providing exceptional service, and the installed roofs rarely are filed for a claim, ensuring customers they are working with a top-of-the line roofing company.

    Carlisle's Perfection Council

    Carlisle's Perfection Council chooses the most prestigious and highly rated roofing applicators to serve on an advisory board, which provides support roofing installers across the nation. This ensures applicator's are installing the highest quality roofing materials.

    Carlisle's Execellence in Single-Ply

    The Excellence in Single-Ply (ESP) award is deemed as one of the most prestigious awards in the roofing industry, assuring customers they are working with the most qualified and expert roofers.

    Carlisle's Centurion Applicator

    The Centurion Applicator award is presented to a roofing company that has achieved 100 'perfect 10' roof installs, meaning that an inspector gave a perfect score of '10' applying new roof systems.