In 2012, structures accounted for 74% of all the electrical Electrical power use within just The usa. As structures are large consumers of energy, There's been a concerted work to improve their Strength efficiency (and reduce wasted Strength). ASHRAE Normal 90.one: Electricity Regular for Properties Other than Minimal-Rise Household Structures https://purethermal.co.uk/media-news/november-launch-waste-heat-recycling-design-support-service-from-pure-thermal-and-oilon/