The installation of the core water lake-loop system at Great River Energy's new corporate headquarters in Maple Grove, Minn., is the largest system of its kind in the upper Midwest. The system includes over 540 tons for heating and cooling the building. Special considerations were undertaken in the design and detailed scheduling and plans were followed throughout the Lake Loop system's installation. Provided below is a brief overview of the installation process completed by Doody Mechanical and a general overview of some of the key components and systems provided.