FOAMGLAS® Building Insulation
High performance, long lasting, durable and environmentally friendly insulation for the entire building envelope.
Pittsburgh Corning US: Insulation systems for the outside and the inside of buildings.
Gaining Experience with a New Material November 29, 2012 / by Alex Wilson
... "FOAMGLAS® to the rescue"
"Foamglas is a cellular glass, rigid boardstock insulation material. It has high compressive strength, excellent moisture resistance, and tremendous fire resistance without the use of flame retardants. It is moderately well-insulating at R-3.4 per inch (32% lower than XPS), and it’s made without environmentally damaging blowing agents. It is also about the only insulation material that is totally impervious to wood-boring insects—a useful property for below-grade applications—particularly in a warming planet with termites extending their ranges north." ...