With nearly 5,000 employees in more than 50 countries, Knauf Insulation is the fastest growing and one of the largest insulation manufacturers in the world. We manufacture a wide range of insulation products to meet North America’s growing demands for energy efficiency and acoustic performance. Since our founding over 40 years ago in Shelbyville, Indiana we have grown to become an industry leader by creating fiberglass products that make the world a better place today and for future generations. That growth has been driven by our commitment to sustainable products, operations and corporate responsibility. Knauf distributes their fiberglass products in Canada through the National CanWel Distribution network.