2022EN ISO 12241:2022 Thermal insulation for building equipment and industrial installations - Calculation rules (ISO 12241:2022, Corrected version 2022-11)
2008EN ISO 12241:2008 Thermal insulation for building equipment and industrial installations - Calculation rules
1998EN ISO 12241:1998 Thermal Insulation for Building Equipment and Industrial Installations - Calculation Rules ISO 12241:1998