NRG Leads Industry in Race to Eliminate CFCs

NRG Barriers, Inc. of Saco, Maine, has become the first polyisocyanurate foam insulation manufacturer to totally phase out CFC-11 use in a complete product line. As of January 1, 1993, 100% of NRG’s commercial roofing insulation products will be produced with HCFC-141b, according to Technical Coordinator Rich Harris. The ozone depletion potential (ODP) of HCFC 141b is 0.066, compared with an ODP of 1.0 for CFC-11. The HCFC-based foam is designated

E“NRG”Y–2, while their older CFC-based foam is known as