8 Best Commercial Roofing Materials: Types, Costs & More

From TPO and EPDM to metal and modified bitumen, today’s commercial roofing options promise durability, efficiency, and long service life, but not all deliver the same value.

In this article, we break down the best commercial roofing materials and their costs, as well as: 

• How to choose the right one

• Where you can buy them

• The most durable materials

• Some energy-efficient options

• The latest trends in commercial roofing materials

Whether you’re roofing a warehouse, office complex, or retail space, we will help you find the perfect fit for your next big project. 

What Are Commercial Roofing Materials?

Commercial roofing materials are specialized products designed for the exterior coverings of commercial buildings, such as offices, warehouses, and retail centers. 

Unlike residential roofs, which feature steep slopes, commercial roofs are typically flat or low-slope. They require materials that can handle heavy loads, foot traffic, and extreme weather. 

For a solid commercial roof, you need a material that’s energy-efficient, durable, and low-maintenance. 

Next, let’s review these materials. 

What Types of Commercial Roofing Materials Are Available?

Each material you can consider offers unique advantages and disadvantages in terms of cost, durability, energy efficiency, and maintenance. 

Let’s take a more in-depth look at the best ones.

1. Thermoplastic polyolefin (TPO)

TPO is one of the most popular roofing materials for commercial buildings. This single-ply membrane is prized for its durability and energy efficiency and is made from a blend of polypropylene and ethylene-propylene rubber. 

Typically, it’s installed in large white sheets that reflect sunlight and reduce cooling costs. 

Pros: 

• Cost-effective and more durable than other materials.

• Highly resistant to UV rays, punctures, and chemical exposure. 

• Lightweight and easy to install or repair. 

Cons:

• Does not perform well in extreme weather (e.g., high temperatures). 

• Seams might weaken if improperly welded. 

2. Ethylene propylene diene monomer (EPDM)

EPDM is a durable synthetic rubber membrane commonly used on flat roofs. It’s a material known for its flexibility and weather resistance, so it performs well in both hot and cold climates. 

Thanks to its long service life and low maintenance requirements, EPDM remains a trusted choice for cost-conscious building owners. It’s typically available in large black or white sheets, suitable for large-scale installations. 

Pros: 

• With proper installation and maintenance, EPDM lasts for 25 to 30 years. 

• Large sheets mean fewer seams and joints. 

• Highly resistant to UV rays, ozone, and general weathering. 

Cons:

• Can be visually unappealing to some. 

• At risk of being punctured by heavy foot traffic or sharp objects. 

3. Polyvinyl chloride (PVC)

PVC is another single-ply membrane known for its strength, longevity, and chemical resistance, and is commonly used for restaurants, factories, and other commercial buildings with flat or low-slope roofs. 

It offers excellent waterproof protection and heat-welded seams that create a tight and durable bond. Its reflective white surface is also highly energy-efficient, making it a good choice for eco-conscious projects. 

Pros: 

• Highly resistant to chemicals, grease, and fire. 

• Reflective surface improves energy efficiency. 

• Heat-welded seams provide superior leak protection. 

Cons:

• More expensive than TPO or EPDM. 

• Becomes brittle over time in extreme cold. 

4. Metal

Metal roofing is a long-lasting and visually appealing option for commercial buildings, offering exceptional durability and weather resistance. 

Metal panels can be installed on both low-slope and steep-slope roofs and provide a sleek, modern look while resisting harsh weather conditions. With proper care, metal roofs can last 40 years or more. 

Pros: 

• Long lifespan with minimal maintenance requirements. 

• Available in a wide variety of styles and colors to suit different designs. 

• Fire-resistant, providing a high level of protection. 

Cons:

• Higher upfront costs than other materials. 

• Gets noisy during heavy rain or hail. 

5. Modified bitumen

Modified bitumen is a cost-effective alternative to built-up roofing (see below) and is enhanced with polymers for added flexibility and strength. 

It’s installed in multiple layers using cold adhesives, heat welding, or self-adhering sheets, which makes it highly resistant to leaks and foot traffic. Modified bitumen is also waterproof and consistent in a wide range of climates. 

Pros: 

• Multiple layers provide enhanced durability. 

• Versatile enough for commercial, industrial, and residential roofing. 

• Excels in various climates. 

Cons:

• Labor-intensive installation that can be costly. 

• Seams might degrade without proper maintenance. 

6. Built-up roofing (BUR)

BUR is one of the oldest and most reliable commercial roofing systems. It consists of multiple layers of bitumen (asphalt or tar) alternating with reinforcing fabrics and topped with gravel. 

This multi-layer roofing system provides great waterproofing, UV protection, and durability, making it a go-to choice for flat or low-slope roofs. 

Pros: 

• Proven performance with exceptional waterproofing. 

• Long-lasting and durable even under heavy use. 

• Excellent UV and thermal protection. 

Cons:

• Heavy system that requires structural reinforcements. 

• Labor-intensive installation with strong odor and fumes. 

7. Asphalt shingles

While asphalt shingles are more common on residential buildings, they’re also used for small-scale commercial projects with steep-slope roofs. 

This type of roofing is valued for its affordability, versatility, and ease of installation. It’s available in a wide range of colors and styles, complementing a building’s exterior design while providing reliable weather resistance and moderate energy efficiency. 

Pros: 

• Cost-effective and widely available.

• Easy to install, repair, and replace.

• Aesthetically pleasing and comes in different colors. 

Cons:

• Shorter lifespan than other commercial materials. 

• Less suitable for flat or low-slope roofs. 

8. Green roofs

Green roofs incorporate vegetation and soil layers over a waterproof membrane to create an eco-friendly roofing system. These roofs provide natural insulation, reduce stormwater runoff, and improve air quality. 

They’re both functional and visually appealing, adding a touch of nature to an urban landscape and helping buildings meet sustainability goals. 

Pros: 

• Excellent insulation and energy efficiency. 

• Reduces urban heat and manages stormwater naturally. 

• Enhances building aesthetics and supports sustainability initiatives. 

Cons:

• Higher initial costs and complex installation. 

• Requires ongoing maintenance and irrigation.

How Do I Choose the Right Commercial Roofing Material?

Choosing the right commercial roofing material depends on the building’s specific needs, long-term goals, and environmental conditions.

For example, if you aim to be more sustainable, green roofs are the right choice. If you want something cost-effective and durable, TPO is a strong option. 

Several key factors influence this decision: 

• Climate: Plays a major role in your decision, as regions with extreme heat may benefit from reflective options such as TPO or PVC, while areas with heavy snowfall require tougher materials such as metal. 

• Building size and structure: Larger flat roofs often use single-ply membranes, whereas asphalt shingles are better suited for steep-slope commercial buildings. 

• Budget: TPO and EPDM are more cost-effective, while PVC and green roofs entail higher maintenance and installation costs. 

• Energy efficiency: Different buildings require different levels of energy efficiency. Reflective or insulated materials significantly reduce heating and cooling costs. 

• Maintenance: Maintenance requirements differ by system. BUR, for instance, demands more upkeep, while metal requires less. 

• Local building codes: Ensure compliance with warranty conditions and applicable local codes to avoid costly revisions later. 

With software that has features such as ServiceTitan’s Generate Material List, contractors can automatically calculate and organize the exact materials required for each roofing option. 

Not only does this save time, but it also prevents over- or under-ordering. Here’s a template you can use. 

ServiceTitan also offers a feature that lets you create and send proposals and side-by-side comparisons, such as TPO vs. PVC vs. metal, complete with visuals and transparent pricing. 

This helps building owners make confident, informed decisions and be assured that you’ll deliver roofing solutions that meet their expectations. 

Next, let’s review the cost of commercial roofing materials.

How Much Do Commercial Roofing Materials Cost?

The pricing of roofing materials depends on the type, quality, and installation requirements. 

Here’s a list of common prices per square foot: 

• TPO: $4 to $8

• EPDM: $3 to $7

• PVC: $10 to $50

• Metal: $7 to $15

• Modified bitumen: $4 to $8

• Built-up roofing: $5 to $12

• Green roofs: over $20

Costs are also influenced by material availability, regional pricing fluctuations, and energy efficiency features. For example, if there’s a shortage of PVC, its price will increase significantly. 

Long-term maintenance and potential warranty coverage can also affect overall value.

Where Can I Buy Commercial Roofing Materials?

You can source commercial roofing materials from a variety of suppliers. It just depends on your project needs: 

• Local distributors offer quick access to standard materials, including TPO, EPDM, metal panels, and asphalt shingles. 

• Online suppliers might offer a wider selection of products and the ability to bulk order. 

• Specialty suppliers primarily focus on niche products, such as green roof systems, high-performance coatings, and sustainable roofing. 

Consider regional suppliers, as they offer several advantages, such as faster delivery times and familiarity with local climate and building codes.

ServiceTitan’s capability to order job-specific materials streamlines the process by allowing you to review job requirements, check inventory, and place orders directly with preferred suppliers.

This ensures that the right product arrives on schedule and helps managers keep projects on track and within budget. 

Let’s discuss the most durable commercial roofing materials next.

What Are the Most Durable Commercial Roofing Materials?

Durability is a key factor when selecting a commercial roofing material, especially in areas with harsh weather.

Several materials stand out for their long-lasting performance: 

• Metal: Steel, aluminum, and copper roofs resist fire, wind, and impact, and can last 40 years or more with minimal maintenance due to their protective coatings. 

• PVC: It’s highly resistant to chemicals, UV rays, and water penetration. PVC also has heat-welded seams that create a leak-proof barrier for added durability. 

• EPDM: This synthetic rubber membrane remains flexible in extreme temperatures and requires minimal upkeep. 

• Modified bitumen: Offers strong puncture resistance and waterproofing, performing well in both hot and cold climates. 

What Are the Best Commercial Roofing Materials for Hot Climates?

When it comes to hot climates, these are the best commercial roofing materials that resist heat, reflect sunlight, and reduce cooling costs: 

• TPO: It’s highly reflective and energy efficient. The membrane minimizes heat absorption and keeps interior temperatures lower. 

• PVC: White PVC reflects sunlight, resisting chemical exposure and UV damage. The heat-welded seams also provide durability under intense sunlight. 

• Metal: Coated metal sheets reflect sunlight and resist heat, fire, and warping. When paired with insulation, they further enhance energy efficiency in hot regions.

What Are the Energy-Efficient Options in Commercial Roofing?

Energy-efficient roofing reduces utility costs and environmental impact. Here are the materials designed to do just that:

• TPO: Its bright white surface reflects UV rays, lowering rooftop temperatures and reducing air conditioning demands. 

• PVC: Highly reflective and heat-resistant, it decreases heat absorption and maintains consistent interior temperatures. 

• Metal: Another material that reflects solar radiation. Add insulation layers to boost thermal performance. 

• Cool roofs: These coatings increase reflectivity, reduce heat gain, extend roof service life, and lower energy bills. 

But how do you maintain these roofs to last? Find out in the next section. 

What Maintenance Do Commercial Roofing Materials Require?

Maintenance depends on the material, but it’s essential to extend the roof’s lifespan and prevent costly repairs. 

TPO and PVC membranes generally require inspections twice a year to verify seam integrity and the absence of punctures. EPDM can benefit from periodic cleaning and prompt repairs to prevent leaks. 

You need to check metal for loose fasteners, corrosion, or coating damage, while BUR and modified bitumen require monitoring of flashings and gravel. Green roofs probably need the most care, including plant health monitoring, irrigation checks, and soil maintenance. 

Proactive attention can prevent minor issues from becoming major problems. 

Tools like ServiceTitan help standardize field information collection. Contractors can consistently capture roof inspection information, including photos, condition notes, and maintenance logs. 

With this tool, it’s easier to plan preventive care, track repairs, and extend the roof's lifespan. 

Lastly, let’s review the latest trends in commercial roofing materials.

What Are the Latest Trends in Commercial Roofing Materials?

The latest trends in commercial roofing materials focus on sustainability, cool and green roofs, smart technology integration, and durable materials such as TPO, PVC, and metal. 

Here’s a breakdown: 

• Green roofs: Living roofs with vegetation reduce heat, manage stormwater, and enhance building aesthetics. 

• Cool roofs: Reflective materials reflect more heat, reducing energy consumption. 

• Integrated sensors: Smart roofs equipped with sensors to monitor temperature and structural integrity for predictive maintenance. 

• Drone inspections: It’s faster and easier to inspect roofs with a drone. 

• Metal roofing: Remains a popular option due to the material's longevity and durability. 

• Recycled materials: Ideal for eco-friendly projects, these materials mimic the look of high-end products while also being durable and easy to maintain. 

Over to You

Choosing the right roofing material for your commercial projects is challenging. By reading this guide, you now have a better understanding of your options, climate considerations, and long-term costs. 

Remember to stay informed about material types, energy efficiency, durability, and maintenance needs. 

ServiceTitan is a software platform ideal for residential and commercial service businesses. It helps contractors manage inventory, generate material lists, and create proposals with ease, enabling roofing professionals to deliver projects on time and within budget.