When it comes to insulation boards for vegetated roofs, there are several choices available but polyisocyanurate (also known as polyiso) continues to lead the way, according to the 2015-16 market ...
Polyisocyanurate Insulation Manufacturers Association Welcomes Polyglass U.S.A., Inc., to Membership
ARLINGTON, Va., June 2, 2026 /PRNewswire/ -- The Polyisocyanurate Insulation Manufacturers Association (PIMA), the trade association representing North American manufacturers of polyiso insulation, is ...
ARLINGTON, Va., April 13, 2026 /PRNewswire/ -- The Polyisocyanurate Insulation Manufacturers Association (PIMA), the trade association representing North American manufacturers of polyiso insulation, ...
"I've been in the commercial roofing business for more than 40 years, and I've never seen anything like this," said John Gooding of Gooding, Simpson & Mackes roofing in Ephrata. The shortage of MDI, ...
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