About Us HEAT-iN is a family business that has been offering high energy efficient Central Heating Systems at affordable prices to the areas of Leicester and South Leicestershire. We have 20 years of experience in the Plumbing and Heating Services and we work efficiently with as little inconvenience to you as possible while still delivering a final service that excels your expectations. HEAT-iN mission is to give you the best current trade prices. We guarantee that we can meet your demands.