Introduction to theory of building microclimate and its making. Energy budget related with heating of the building. Classification of the heating systems and its parts. Water and steam heating systems, dividing, purpose, using. Radiators, types, using, design. Source of the energy for the heating, its dispositional solving, design and requirements for the running. Central heating supply and its use for heating of the buildings. Central preparation of the domestic hot water. Safety equipment of heating systems. Making of the microclimate of the spaces, moist air and its adjustments. Moist-thermal stress of the building. Systems of the natural and forced ventilation, hot air heating. Main parts of the air conditioning systems, air distribution, boiler-rooms. Air conditioning systems, kinds, using. Recuperation on the air conditioning systems. Application air conditioning systems in civil building and in industry.