![]() In addition, the drainage system must work properly to extend its life. Maintenance : PVC must be periodically cleaned and inspected like the other single-ply membranes. PVC systems are fire-resistant and come in various thicknesses, widths, reinforcements, and colors. Besides being durable, PVC roofing is flexible, making it easier to install than other roofing systems. The top layer of PVC contains additives that make the surface UV resistant (and resistant to chemicals). The PVC roof system is similar to TPO, as both have polyester reinforcements, hot-air welded seams, and color options. Select a highly-rated commercial roofing company for your roof replacement project. Lifespan: A well-maintained, expertly installed TPO system may last 20 to 30 years.Ĭost: TPO roofing systems cost between $3.50 and $14 per square foot to install. ![]() Also, your TPO roof must have a working drainage system like every other roof system. Maintenance: A TPO roof system should be periodically cleaned and inspected to ensure a long life span. This single-ply system is typically white but can also be manufactured in gray, tan, or a custom color. The materials come in giant rolls, and the seams are hot-air welded. It is made of polypropylene and ethylene-propylene rubber. Thermoplastic Polyolefin (TPO) is the most common single-ply membrane system in the US. It’s worth noting that the brand of roofing material plays a vital role in how long the roof will last. Lifespan: A well-maintained, properly installed EPDM system can last more than 30 years.Ĭost: EPDM roofing costs between $3.25 and $14.75 per square foot. Also, making sure the roof surface has proper drainage is essential. Regular checks and periodic cleaning are required to maintain an EPDM surface. Maintenance: EPDM roofing membranes are tough, but the surface may split when in contact with sharp material. It’s been used for commercial flat roofs for more than 50 years. It expands and contracts with temperature changes and resists ultraviolet light. This flat roof surface is known for being durable and rugged. ![]() EPDMĮthylene Propylene Diene Monomer (EPDM) roofing is made from industrial-grade synthetic rubber and is a durable roofing material for low-slope roofs. Which flat roof system is right for you? Here are some of the standard options. 4.0.5 Metal roofs are long-lasting, but a metal roof system may cost more than other flat roof systems. ![]() 4.0.4 BUR systems have been around for a long time and are a great choice if you have a lot of foot traffic on your roof.4.0.3 PVC has flexibility, making it easier to install than other systems.TPO membranes are typically white but can be ordered in various colors. 4.0.2 TPO roof membranes come in giant rolls.It’s a highly durable system, but it must be appropriately maintained. 4.0.1 EPDM roofs are made from synthetic rubber.3 Learn More About the Best Systems for Flat Roofs.2.3 What is the longest-lasting commercial flat roof?.2.2 What type of roofing is best for a flat roof?.2.1 What is a commercial flat roof called?.2 FAQs About Commercial Flat Roof Types.1 Types of Commercial Flat Roofing Systems.While PVC membranes are also available, these usually come at a higher upfront cost than the other roofing materials outlined above. The main downside to membranes is the possibility of holes and punctures developing. TPO – this is lightweight, white in colour (reflects sunlight), single-ply and very cost-effective.EPDM – a highly durable and inexpensive synthetic rubber with a dark colour suitable for cooler climates.The membrane can be made from a variety of materials including synthetic rubber or plastic formulations, such as: It is most commonly used on flat and low-slope roofs. Sometimes it can be loosely laid and topped with rock or paves to keep it in place. This roofing material comes in either a single or double-layer of membrane fixed in place using glue over the insulation board. Membrane roofing is now very common in Calgary and Edmonton because of its protective properties against the climate and its longevity.
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