This website uses proprietary and third-party cookies. By continuing to navigate this website, you are accepting
the use that we make of them.
If you wish, you may change your settings on your browser.
The City of Toronto Deep Lake Water Cooling (DLWC) system is the world’s largest cooling solution of its kind. The system was built by ACCIONA's infrastructure division to offer a sustainable, alternative source of air conditioning by using cold water from the depths of Lake Ontario to cool downtown Toronto office buildings.