2017ISO 6946:2017 Building components and building elements - Thermal resistance and thermal transmittance - Calculation methods
2007ISO 6946:2007 Building components and building elements - Thermal resistance and thermal transmittance - Calculation method
2003ISO 6946:1996/Amd 1:2003 Building components and building elements - Thermal resistance and thermal transmittance - Calculation method; Amendment 1
1996ISO 6946:1996 Building components and building elements - Thermal resistance and thermal transmittance - Calculation method