In 2012, buildings accounted for 74% of each of the electrical energy use in just The usa. As structures are big customers of electricity, There have been a concerted hard work to enhance their energy efficiency (and cut down wasted Electricity). ASHRAE Regular ninety.1: Power Conventional for Structures Except Lower-Rise https://purethermal.co.uk/media-news/november-launch-waste-heat-recycling-design-support-service-from-pure-thermal-and-oilon/