CleanFiber wants to turn millions of tons of cardboard boxes into insulation

For decades, building material companies have shredded old newspapers to create cellulose insulation. But as newspapers have declined, the cellulose insulation industry has found itself in a bind, chasing after dwindling supplies of raw material. As old newsprint has become harder to find, there’s been another paper-based product on the rise: corrugated cardboard. People have [...]read moreCleanFiber wants to turn millions of tons of cardboard boxes into insulation