ENERGYSTAR® is a voluntary partnership between National Resource Canada, the U.S. Department of Energy, the U.S. Environmental Protection Agency and the fenestration industry. It is designed to assist consumers in the recognition of energy efficient products and promote the environmental and economic benefits of these products with the ENERGYSTAR® label and other program activities. Find additional information regarding the ENERGYSTAR® program and available products by visiting www.energystar.gov for U.S. Information or for Canadian ENERGYSTAR®.