As energy costs grow, facilities are increasingly seeking alternative fuel sources to help power their operations. By storing methane that is contained in biogas, the DuoSphere provides a steady fuel source for a variety of functions. The DuoSphere offers innovative designs for digester gas storage and alternatives for conventional digester covers. DuoSphere gasholder structures are strong, lightweight and versatile, which make them preferable for biogas storage for your municipal or industrial applications.