DIN 4108-5:1981-08

1 Purpose
2 Other relevant standards
3 Calculation of thermal resistance
      3.1 Single-layer structural components
      3.2 Multi-layer structural components with layers
             arranged behind one another
      3.3 Structural components with adjacent zones
4 Calculation of thermal transition resistance
5 Calculation of thermal conductivity coefficient
      5.1 Single-layer and multi-layer structural
             components
      5.2 Structural components with adjacent zones
6 Calculation of mean thermal conductivity coefficient
      of buildings and of structural composition
      combinations (outer walls)
7 Calculation of heat flow density
8 Calculation of temperatures
      8.1 Temperature of interior surface
      8.2 Temperature of exterior surface
      8.3 Temperature of joint faces
9 Heat insulation engineering calculations for the
      prevention of condensation at the interior surface of
      structural components
10 Calculation of heat bridges
11 Diffusion calculations
      11.1 Technical diffusion protection quantities
             11.1.1 Water vapour diffusion resistance
             11.1.2 Water vapour diffusion-equivalent
                       thickness of the air layer
             11.1.3 Partial water vapour pressure
             11.1.4 Water vapour diffusion flow density
      11.2 Calculation methods
             11.2.1 General
             11.2.2 Calculation of condensation water
                       precipitation
             11.2.3 Calculation of evaporation
             11.2.4 Calculation method for special cases
Appendix A - Examples of application
         A.1 - Example 1: Outer wall
         A.2 - Example 2: Flat roof

Intended to specify calculation methods which are required for the determination of the quantities to be calculated in DIN 4108 Part 2 and Part 3. The symbols and units necessary for the calculation are summarized in DIN 4108 Part 1, and the heat insulation engineering calculation values and moisture protection engineering standard values are summarized in DIN 4108 Part 4.