Single-ply roof membrane materials are generally employed for low-slope roof geometries. They are delivered as rolls or sheet pieces and fused at the seams by chemicals or heat—or mechanically with ...

DENVER--(BUSINESS WIRE)--Global building products manufacturer and Berkshire Hathaway Company, Johns Manville (JM), today introduces JM PVC Profile™—the latest addition to JM’s robust PVC portfolio ...

Q: Is PVC roofing any good? A: PVC on a low- or no-slope roof has a relatively long lifespan. This membrane product comes in different colors and thicknesses with different projected lifespans.

MIDLAND, Mich. January 11, 2011 – Dow Roofing Systems LLC, (DRS) will cease the sale of TPO (thermoplastic polyolefin) and PVC (polyvinyl chloride) roofing membranes and accessories in North America, ...

Designers of commercial and industrial buildings with low-slope roofs - such as sports arenas, schools, manufacturing facilities, office buildings and hospitals - face one of the toughest structural ...