What is TPO Roofing?

To the average buyer of roofing services, there appears to be a never-ending list of contractors as well as list of supplies they may use on a roof replacement. If you are in the market for a new roof system or are responsible for maintaining an existing roof system, you have most likely heard of TPO membrane.

But what exactly is TPO roofing?

TPO is a type of single ply roofing membrane and the acronym stands for Thermoplastic Polyolefin. It is an abbreviated way of stating the primary chemical composition of the roof membrane.

There are two primary categories within the single-ply roofing industry as defined by the National Roofing Contractors Association (NRCA). There are thermoplastic membranes and thermoset membranes. TPO is part of the thermoplastic membrane category.

For most buyers, there is little concern about the chemical composition of TPO roofing membrane. Most buyers are concerned about one thing – keeping their buildings dry and installing a roof system that will perform well for a long time.

So, let’s look further at the question of “What is TPO roofing?” Here are a few key characteristics that answer this question.

  • TPO Roofing is a single-ply thermoplastic membrane. It is installed in a single membrane application without multiple layers.
  • The membrane can be installed using several different methods including mechanically attached, adhered, ballasted and plate bonded.
  • Certain manufacturers, such as Carlisle SynTec, also offer TPO with a FleeceBACK which allows the membrane to be adhered using low-rise urethane foam.
  • The membrane may be installed using a plate bonded system. The plates are bonded to the underside of the membrane using an induction welder.
  • TPO membranes come in a variety colors, but primarily are available in white, grey and tan.
  • TPO seams and flashings are completed using hot-air welding equipment.
  • TPO membranes are grease resistant.
  • TPO roofing membranes receive high wind ratings when installed according to pre-tested assemblies as per manufacturer specifications.

What exactly is TPO roofing used for?

Now that you have a better understanding of TPO roofing membranes, you may be asking “Well what’s it used for?”

TPO roofing membrane systems are typically used for commercial and industrial roofing applications.

TPO roofing membranes are used for when building owners require a high-quality heat welded roofing system to protect their building and building contents.

“What is TPO roofing,” is a question that many building owners and buyers ask when they go to purchase a new roof assembly.  When considering replacing your roof system, it is a good idea to consider TPO roof membranes as a potential solution.  There is no one membrane that is good in all situations, so it is best to compare membrane options to your unique situation in order to choose the best solution.

When you choose a new roof system it is also important to choose a quality professional roofing contractor who specializes in the type of system that you are interested in having installed on your building or structure. Interested in getting TPO done on your commercial roof? Give us a call at (972) 709-1517 or fill out our estimates form below and our professional roofing contractors will get back to you to help you get started on your next commercial roofing project.

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