The first two-pipe system in the world that has the possibility of simultaneous operation of the internal devices in cooling or heating, as well as the use of the heat is rejected to the environment during the operation of the cooling for the production of domestic hot water. With the possibility of this and the use of units BU (BOOSTER UNITS) we can have hot water to use during the summer free of charge. In the winter, these units (connected to everything in the system VRF) will produce the required hot water use up to 70 ° with a low cost of operation.
