However while the face of both membranes and their installation are virtually identical they are very different systems on the inside.
How to tell the difference between tpo and pvc roofing.
It instantly became very popular as it was economical and cost efficient.
Tpo is thin compared to other membranes usually around 1 1 2 millimeters in thickness.
Similarities of tpo and pvc roofing membranes.
It is typically white in color and has a rubbery feel.
Two of the hardest flat roof systems to tell apart is the pvc roof and the tpo roof both are white heat welded systems that look virtually identical.
Peak roofing construction explains in this blog post the difference between tpo and pvc materials when it comes to commercial roofs.
Several bad pvcs most of the hypalon products and tpo which at that time was a very new product to the market so new that most manufacturers actually called it tpa thermo plastic alloy since they would routinely change the core supplier ingredients and percentages of each component.
When being attached to the roof material it is either nailed or glued on.
Yeah 20 years ago and further back a bunch of junk thermoplastics were made.
The primary difference is that tpo has been on the market for only about 20 years and has a history of material failures recalls and formula updates while pvc has enjoyed a solid reputation in the roofing industry for over 30 years.