CertainTeed Sustainable Insulation™ is an easy to install, cost effective solution to help save energy in residential and commercial new construction, as well as for renovating or retrofitting existing buildings. In addition to its thermal properties, this glass fibre building insulation also provides excellent acoustical performance. It is made of glass fibre that consists of rapidly renewable content, a high percentage of recycled glass, and has a plant-based binder that has no formaldehyde, dyes or unnecessary fire retardants added. It is designed for use in standard wood stud and steel frame assemblies. Sustainable Insulation™ brings you long-lasting comfort through increased thermal performance and reduced noise levels. Thanks to CertainTeed’s Sustainable Insulation™ products, your family can enjoy complete comfort all year round.