Berkeleylab-Thin-Triple (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Berkeley Lab's "thin triple" high-performance window can save on heating and cooling costs compared to typical double-pane windows. Credit Berkeley Lab Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.