Hello! I am Hylton Upshon, working at Heat-Well, an upcoming Heat-mapping Company in New Delhi. Do you know where your insulation gaps are? As the winter months arrive and much of Northern India braces itself for icy weather, we take to the streets to let homeowners know exactly where their heating expenses are escaping. We provide suggestions about how to make your homes more energy efficient. We drive around as many streets as possible, taking pictures of people’s homes in our SUV, equipped with infrared cameras, heat-mapping whatever homes are visible on both sides of the street. The photos give a quick assessment of each structure’s thermal envelope and highlight areas where heat is escaping into the outside air. In blobs of colour ranging from black-coldest-to purple, orange and yellow which is the hottest, the images can be used as a thermal map to prioritize areas that need extra insulation, usually around windows, eaves and spaces between floors. The images are then p...