However, choosing who to go with for something so new to so many people is a different kettle of fish. Everyone knows the big names in the world of boilers and central heating, the market has existed for over a century. But what about the people making these brand-new products, in a brand new and emerging market? We’ve put some guides together for you, to give you a helping hand to decide who is the right choice for you. Rest assured, there are some familiar names we know you’ll recognise.