Problems With Tpo Roofing Membrane

Common problems with tpo.

Problems with tpo roofing membrane.

It is made up of a single ply synthetic membrane used to cover flat and low slope roofs. Now that you know a little more about tpo roofing systems the reasons behind the common problems with tpo are going to be more understandable. Single ply membrane roofing is one of the most popular for commercial roofing on the commercial market the benefits of installing a single ply membrane roofing system rather than another roof type are numerous regarding installation performance cost and longevity. Tpo is generally environmentally friendly and mold and algae resistant.

Tpo membranes can be applied directly over old existing roofing material or a bare roof deck with adhesive or mechanical fasteners. In the building industry tpo stands for thermoplastic polyolefin a synthetic rubber compound that has been extensively used for roofing since the late 1980s. The sun deteriorates anything over time. 3 uv rays.

However aged tpo roofs can no longer reflect uv rays the way they used to. This is due in part to the fact that the top layer of the material is laminated. In our section what is tpo roofing we mentioned that tpo roofs reflect sunlight. Tpo roofing membranes have been noted to have an issue of accelerated weathering when subjected to high thermal or solar loading.

Gm has evidence of premature deterioration of tpo s mexico and the roofing contractor s institute has ranked tpo s very high on the singly ply membranes most problems list. Laminating any material introduces weak points that can cause the material to shrink crack craze and deteriorate over time. Well tpo membranes have problems. In fact it is common for some cheaper tpo roofs to develop cracks in the surface relatively quickly.

There are welding inconsistencies pvc installers switching to tpo s have encountered issues visual assessment of the quality of the welds not apparent etc. The biggest problem with good quality tpo that was installed properly is sun damage. Here s a key tip. Over the years the uv can weaken the.

This problem has been specifically documented in the southern states that get a lot of heat and sun throughout the year. The main issues were and still are with the seams among many other things. 3 common problems solutions of single ply membrane roofing. Of all the tpo roofing problems there are this is the one that is probably the most.

If the material was perfect manufacturers would not change the formulation every few years. Let s have a look. They simply did not hold as well as they were supposed to.