Concepts of basic physics. Thermodynamics: temperature, heat, energy and its forms, the first principle; the second principle and its outcomes. Fluid dynamics and ducts, application to plants: The air as humid mixture: parameters, diagrams, balances. Heat transfer in Architecture, conduction, convection, thermal radiation, transmittance. Surface and inner condensation, the Glaser model. Thermal load and the project of air conditioning systems, schematics for air-to-air and mixed sytems. From Italian 10/91 to 192/05 laws: energy savings in building and legislation development. Sound and waves: outdoor and indoor propagation; sound proof, stucture borne noise, laws for acrhitectural acoustics. Light and its perception: photometric quantities. Visual performance amd lighting design. Colourimetry. Natural light sources: daylight factor.