Centralized air conditioning system consisting of an outdoor unit (condenser compressor unit) and up to 64 indoor units. The cooling / heating agent used is ecological freon. Wide variety of indoor units, both in terms of capacity and mounting positions (apparently floor, wall or ceiling, embedded in the false ceiling, etc.) Ensures both cooling and heating of the spaces in which the indoor units are arranged energy consumption reduced by adjusting the capacity of the outdoor unit according to the requirements of the rooms equipped with indoor units. Available both in the standard version with 2 pipes and the version with heat recovery in 3 pipes.