In a recent webinar on cool roofing a presenter discussed some concerns with the roofing industry s focus on single ply roof membranes based on thermoplastic polyolefin tpo.
Hypalon roofing system.
Provided by the conklin company.
With 40 years of experience and proprietary chemistry in all of our products inland coatings is the trusted name for single ply roof restoration systems.
Hypalon roof systems are a single ply system and offer better chemical resistance and uv stability than other single ply systems.
Hypalon is a membrane based and reinforced synthetic rubber which is also known as cspe chlorosulfonated polyethylene.
The presenter noted that hypalon the trademarked chlorsulfonated polyethylene cspe supplied by dupont was now out of the u s.
An old dupont product data sheet for hypalon.
As a hypalon roof ages and thermal cycles the fasteners begin to come loose and the seams begin to separate.
Hypalon roof membrane product specification.
See this hypalon roof system specification for an idea of how a hypalon roof system is put together.
Viewable at burke industries website as a pdf document.
Our roof coating systems can be installed on mechanically fastened or fully adhered single ply hypalon systems.
1 ethylene propylene ep and hypalon roof systems 2 pvc blend membranes manufactured by duralast.
We have seen more and more fairly subtle but important deficiencies with the following roof types.
Hypalon single ply roofing membranes come manufactured in rolls like traditional asphalt rolled roofing and other single ply roofing materials.
3 thermoplastic polyolefin tpo and pvc membrane roofs.
These roof membranes are then anchored to the roof deck with special fasteners and adhesives.
Market a situation that would likely expand the use of tpo based single plies.