Vitovalor PT2 micro-CHP system, which will be more energy-efficient than a heat pump, is to launch at Installer2019 and the All-Energy Show in May. Viessmann will launch its new Vitovalor PT2 fuel cell micro combined heat and power (mCHP) boiler at this year’s Installer2019, May 7-9 at the Ricoh Arena Coventry, and the All-Energy Show […]