1-2. Stationary 3D heat transfer: Introduction os suitable software, calculation and evaluation methods. 3. Stationary 3D heat transfer: Creation of a model for solving an example problem in 3D. 4. Stationary 3D heat transfer: Mesh generation, boundary conditions, calculation and evaluation of a example problem in 3D. Comparison with 2D solution. 5. Stationary 3D heat transfer: 3D modelling and calculations of point thermal bridge. 6. Stationary 3D heat transfer: 3D modelling and calculations of linear thermal bridge. 7. Non-stationary 3D heat transfer: Introduction os suitable software, calculation and evaluation methods. 8. Non-stationary 3D heat transfer: Creation of a model for solving an example problem in 3D (influence of non-stationary processes on indoor surface temperature). 9-10. Non-stationary behavior of building structures: Assessment of maximum temperature and maximum temperature drop in a critical room, fulfillment of requirements, different variants of solving. 11. Non-stationary behavior of building structures: Assessment of air flow in a ventilated air gap and in a cold flat roof. 12-13. Non-stationary behavior of structures: influence of air flow and moisture on building structures, moisture balance.