The homes in a residential area can be connected to the distribution network. A heat unit with control of hot water / heat and / or cold is installed in every home and ensures optimum comfort in the home. [wpv-noautop] Products AquaHeat Stations AquaHeat Comfort Cimberio Ball Valves Diehl energy meters Frese Balancing Valves Vexve Valves [/wpv-noautop]