Tpo Roofing Issues

Stalling tpo membranes i encourage you to be aware of the issues raised.

Tpo roofing issues.

One of the major issues with tpo roofs has been premature aging and seam failures due to prolonged exposure to intense heat. Tpo stands for thermoplastic polyolefin a single ply roofing membrane that covers the surface of the roof. Concerns during the 2009 international roofing expo gaf materials corp wayne n j conducted an educational session during which company representatives identified based on their research key performance indicators for tpo mem branes. But usually it just knocks granules off the surface.

Initially tpo was created to compete with pvc. Tpo roofing membranes have been noted to have an issue of accelerated weathering when subjected to high thermal or solar loading. When a shingle loses its protective layer of granules uv rays from the sun begin to destroy it. Roofers generally use two forms of adhering tpo to a commercial roof.

Tpo membranes can be applied directly over old existing roofing material or a bare roof deck with adhesive or mechanical fasteners. However there are other posts where getting the roof repaired replaced s b done. While the popularity of tpo single ply membranes is continuing to grow among homeowners and commercial builders there are a number of problems with this material you should be aware of. In the building industry tpo stands for thermoplastic polyolefin a synthetic rubber compound that has been extensively used for roofing since the late 1980s.

This problem has been specifically documented in the southern states that get a lot of heat and sun throughout the year. With commercial roofs one of the more common tpo roofing problems is that there is a high volume of foot traffic when compared to other types of buildings or roofing structures. The first method is mechanical fasteners such as screws and washers. The name is a bit misleading because rather than being a plastic tpo is actually one of a few different types of rubber usually a blend of polypropylene and ethylene propylene rubber.

When a large hailstone hits an asphalt shingle it can tear or even puncture the shingle. Expansion or contraction of the rubber and some small areas with adhesive issues do occur resulting in bubbles wrinkles at times. Before getting into the issues with tpo roofing you should know how it is installed since that is a factor in common problems. More granules fall off around the damaged spot and the bruise grows.

The other option is a water or solvent based adhesive.