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Flat roofs are a popular choice in modern Chicago buildings because of their clean design and practical use of space. But finding the right material for a flat roof is about more than looks—it’s about durability, energy efficiency, and long-term value.
One material that stands out is Polyvinyl Chloride (PVC). It’s not a flashy new invention but a reliable option that has been improved over the years to meet today’s building needs. PVC roofing is tough, energy-efficient, and built to handle harsh weather conditions.
This guide breaks down everything you need to know about PVC roofing. Let’s discover how it’s made, why it works so well for a flat or low slope roof, and how it can protect your building in Chicago, IL for years.
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PVC has quietly transformed the flat roofing industry, especially in Chicago Neighborhoods. This revolutionary material offers exclusive durability and can withstand the toughest conditions. Let’s learn a bit more about the PVC roofing option.
Polyvinyl Chloride (PVC) is a type of plastic polymer made from chlorine and ethylene. Its main value is its long lifespan and weather resistance. PVC is used as a roof membrane that provides many benefits. This single-ply roof material is suitable for commercial buildings and, in some cases, residential properties. PVC roofing offers strong water and UV protection. Additionally, it is treated to resist damage from bacteria, heat and oil. Its lightweight nature makes it easy to install. Property owners often choose to use this solution as roof PVC panels can last for years.
PVC is a highly adaptable material used in many industries beyond roofing in the entire Chicago area. It’s strong and affordable for construction – it is used in pipes, window frames, and flooring. In healthcare, it’s used for blood bags and tubing since it’s safe, lightweight, and easy to clean. Everyday items like credit cards, shower curtains, and inflatable pools also use PVC. This wide range of uses shows how reliable and versatile PVC is across different fields.
PVC was discovered in the 19th century but became popular only in the early 20th century when its technology improved. First, it was used for pipes and cables, but its versatility grew very quickly. By the 1960s, PVC entered the roofing industry and became a key material for many roofing projects in the Chicago area. It offered a strong and modern alternative to traditional materials like asphalt. Over time, it became more energy-efficient, eco-friendly, and adaptable. Today, PVC is a popular choice for flat roofs in Illinois due to its durability and weather-resistance properties.
Parameter | Details |
Material | Made from PVC with added plasticizers and UV protection for flexibility and durability. |
Thickness | Common options are 50 mil (1.2 mm), 60 mil (1.5 mm), and 80 mil (2.0 mm). |
Weight | Lightweight, around 0.3 to 0.5 lbs per square foot. |
Strength | Strong and tear-resistant. Tensile strength is 2000–3000 psi |
Flexibility | Stretches up to 300% and handles building movement without cracking. |
Reflectivity | White PVC reflects up to 85% of sunlight. |
Fire and water resistance | Class A fire safety standard and 100% waterproof. |
Chemical resistance | Resists damage from oils, acids, and industrial pollutants. |
Temperature range | Performs well in temperatures from -22°F to 140°F. |
Durability | Lasts 20–30 years; warranties often cover 15–25 years. |
Eco properties | It can be recycled at the end of its life. |
Color | Available in white, gray, and tan. White is excellent for energy savings. |
There are several different types of PVC membranes. Here’s a closer look at the main options for homeowners in Chicagoland:
4. Colored or reflective PVC membranes. These come in various colors or with reflective coatings. They can improve the building’s appearance or improve its energy efficiency. If you want to reduce heat absorption in your property, this is a great roof to install.
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If you are considering a PVC commercial roofing system or installing it on homes in the suburbs, you should know more details to make the best decision. Here is some helpful information.
All three parts work together to create a reliable roof that can stay strong over time.
Prepare the roof deck
Lay the PVC membrane
Secure the membrane
Attach the membrane – it is either mechanically fastened or glued.
Heat-weld the seams of PVC
Seal the edges and details
Inspect the roof
Remember, only a professional roofing contractor near you knows all the nuances of a roofing job and can guarantee high quality of installation.
The PVC roofing’s cost depends on several factors. These are the size of the roof, your location in the Chicago suburbs, and the complexity of the installation. It can be mechanically attached or glued with an adhesive. Roughly, PVC roofing materials cost per square foot is between $6 and $11, plus installation. The price may go up if you want additional insulation or custom color. PVC has a higher initial cost than TPO or asphalt. However, its durability and cheap maintenance will compensate for it over time. PVC roofs last long, so you will avoid unexpected repairs and replacements. Additionally, PVC lowers energy bills. It’s a good idea to talk to a roofing company close to me for a more accurate estimate.
PVC advantages | PVC disadvantages |
PVC roof can last for up to 30 years | Needs professional installation for proper seam welding and performance. |
High ultraviolet resistance | Can discolor over time and lose its energy-saving ability. |
Very resistant to chemicals like oils, acids, and salts. | Certain harsh chemicals can still cause damage. |
It is easier to install than other roofing systems like asphalt shingles. | Not completely fireproof—extreme exposure to fire can cause damage. |
Fully recyclable product | Higher initial cost compared to other materials like TPO or EPDM. |
Cost-effective in the long run | PVC membrane used for roofs can shrinkage |
TPO and PVC membranes are the top roofing materials today. Still, property owners often struggle to make an informed decision for low slope roofs. So, what’s best? PVC or TPO?
TPO roofing is a suitable option if your property is located in moderate climates and if your budget is limited. TPO also provides excellent reflectivity and can reduce cooling costs in warmer areas like Chicago. TPO membrane is easier to install compared to PVC and comes at a lower price. So, it will become a winning solution for cost-effective roofing projects. However, it may not perform well enough in extreme weather conditions or environments with heavy chemical exposure. Additionally, it has a shorter lifespan than PVC.
PVC roofing, on the other hand, is the best choice if your property faces weather extremes or chemical exposure. Its superior durability and sun’s resistance make it ideal for industrial or commercial properties. If you’re looking for a roofing company close to me, PVC properties justify the higher initial investment, especially for a building owner seeking a headache-free solution that does not demand many repairs.
PVC is more durable than TPO. It also offers better weather and chemical resistance. However, both PVC and TPO are excellent materials. The right choice depends on your building’s specific needs.
PVC roofing is eco-friendly. Even if its production is not so pure, the ready product can be fully recycled. It is valued by roofing crews that prefer to work with sustainable roofing materials.
A PVC flat roof may last 20–30 years, and proper care can prolong this term.
Yes, PVC roofing products perform well in harsh conditions. They withstand high winds and heavy rain. But there is one nuance – PVC can shrink in critical temperatures.
PVC roof membranes work excellently for commercial and industrial building roofs, including roofing for residential homes.