Tpo Roofing Tar Resistance

Short for thermoplastic polyolefin tpo is a single ply roofing membrane that offers excellent performance at a cost effective price.

Tpo roofing tar resistance.

Roofing m em brane provides the benefits of all three m aterials in a single m em brane. California roofing codes establish a list of rules that all builders and contractors must adhere to in order to ensure safe building practices within the state. C ertain data is provided in m d m achine direction x c m d cross m achine direction form at. Tpo roof load is very low 0 38 lb per square foot for material 50 mil thickness even with insulation you will be at around 1 lb per foot or less.

In these situations the right membrane must be chosen. P h ysical p rop erties a s t m t est m eth od a s t m 6878 m in im u m e verg u ard t yp ical t est d ata 1. Tpo stands for thermoplastic polyolefin a single ply roofing membrane that covers the surface of the roof. 45 60 and 80 mil.

It is least susceptible to impact tears and punctures. Tpo chemical resistance table. Thermoplastic polyolefin tpo is a single ply roofing membrane that combines the beneficial features of epdm and pvc. Generally tpo material is available in 3 different thicknesses.

Tpo s long term heat uv and natural fungal resistance plus flexibility without need for plasticizers also make tpo a reliable low slope roofing system. California roofing laws cover everything from licensure of the roofing company to the types of shingles that must be used to the slope of the roof. Class a is the highest rating offering the highest resistance to fire and unrated is the worst. Thermoplastic polyolefin tpo single ply roofing membranes are among the fastest growing commercial roofing products and have gained praise across the industry for their many performance and installation advantages.

An example of an unrated covering is an untreated wood shake roof. However in some cases the roof may be exposed to chemicals oils greases and the like. It is one of the most sustainable and 100 recyclable roofing options trusted for its durability and weather resistance. Examples of a class a roof covering include concrete or clay roof tiles fiberglass asphalt composition shingles and metal roofs.

As demand increases for heat reflective and energy efficient roofing systems you can rely on tpo single ply roofing membranes to continue to provide resistance to ultraviolet ozone and chemical exposure. For most roofing projects chemical resistance of the membrane is not a consideration. Gaf single ply membranes tpo pvc and pvc kee. 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.

Heat welded seams provide superior strength.