What’s the Greenest Insulation? Cellulose Leads on Embodied Carbon & Recycled Content

The greenest insulation available for residential and light-commercial construction today is dry, dense-packed cellulose insulation made from ≥85% post-consumer recycled newsprint and treated with non-toxic borate salts (sodium tetraborate and boric acid). Unlike fiberglass, mineral wool, or spray polyurethane foam—even…

