Rigid Foam Insulation and Ozone Protection: A Complete Guide to Environmentally Responsible Building
For decades, rigid foam insulation has been a cornerstone of energy-efficient building construction, offering high R-values in thin profiles that make it ideal for walls, roofs, and foundations. However, the environmental cost of these materials has come under increasing scrutiny. Until the early 1990s, most rigid foam insulation products were manufactured using chlorofluorocarbons (CFCs) such […]
