Astm d4434 standard specification for poly vinyl chloride sheet roofing astm d6878 standard specification for thermoplastic polyolefin based sheet roofing warranties when purchasing a new roof system there will be two warranties to consider.
Thermoplastic polyolefin single ply roofing.
Thermoplastic polyolefin is a single ply roofing membrane that is one of the fastest growing commercial roofing systems on the market.
For commercial properties single ply roofs are mostly preferred because of their strength and resistance to various types of damage.
That is why the tpo single ply system is as much as 880 stronger.
Cost a typical residential tpo roof will cost between 6 50 and 11 50 per sq.
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.
Tpo is a single ply roofing system that consisting of a thermoplastic polyolefin membrane.
Referred as elastomeric roofing systems these membranes are available in form of sheets.
Therefore it s like having a single uniform membrane covering your building from one edge of the roof to the other.
The first sheets for membrane roofing were introduced in 1989.
This membrane is composed of three layers.
Tpo based products have been available since the 1980s.
First there will be the manufacturer s warranty.
If you are looking for a cost effective and durable single ply roofing system for your flat or low slope roof a tpo thermoplastic olefin membrane may be a solid energy efficient option.
Flat roof your.
Thus for an average sized 1 200 sq.
Heat welded seams provide superior strength.
The tpo membrane was first introduced to the roofing market in the early 1990 s as a more economical and efficient alternative that was thought to replace pvc roofing products.
Tpo membranes are manufactured in sheets that are 10 12 or 20.
By 1993 the earlier non reinforced membranes were replaced by fabric reinforced sheets the version available today.
These systems are generally categorized as thermoset and thermoplastic membranes.
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.
What is tpo roofing.
Tpo roofing systems are made up of a single layer of synthetics and reinforcing scrim that can be used to cover flat roofs.
What are single ply membranes.
To understand why tpo membranes are the fastest growing segment of the membrane market a little background is in order.
