As part of our ongoing commitment to offering our clients the best advise and service in this increasingly changing and confusing market we have teamed up with Heating & Hotwater Industry Council. Benchmark is the Nationally recognised scheme that places responsibilities on both Manufacturers and installers to ensure Best Practice in the installation, Commissiioning and Servicing of domestic heating and hot water products in line with Building Regulations in England and Wales. HHIC have a great advise page which you can access from the link below, very useful when researching your options. http://www.centralheating.co.uk/heating-advice