Wastewater treatment plants - Part 6: Activated sludge process; German and English version prEN 12255-6:2021
Edition 2021-07

Information technology - Security techniques - Guidelines for identification, collection, acquisition and preservation of digital evidence (ISO/IEC 27037:2012); German version EN ISO/IEC 27037:2016
Edition 2016-12

Energy performance of buildings - Method for calculation of system energy requirements and system efficiencies - Part 4-8: Space heating generation systems, air heating and overhead radiant heating systems, including stoves (local), Module M3-8-8; German version EN 15316-4-8:2017
Edition 2017-09

Energy performance of buildings - Method for calculation of system energy requirements and system efficiencies - Part 5: Space heating and DHW storage systems (not cooling), Module M3-7, M8-7; German version EN 15316-5:2017
Edition 2017-09

Energy performance of buildings - Method for calculation of system energy requirements and system efficiencies - Part 4-1: Space heating and DHW generation systems, combustion systems (boilers, biomass), Module M3-8-1, M8-8-1; German version EN 15316-4-1:2017
Edition 2017-09

Wastewater treatment plants - Part 9: Odour control and ventilation; German and English version prEN 12255-9:2021
Edition 2021-09

Trenchless construction and testing of drains and sewers; German version EN 12889:2022
Edition 2023-03

Thermal bridges in building construction - Heat flows and surface temperatures - Detailed calculations (ISO 10211:2017); German version EN ISO 10211:2017
Edition 2018-03

Thermal performance of buildings - Heat transfer via the ground - Calculation methods (ISO 13370:2017); German version EN ISO 13370:2017
Edition 2018-03

Energy performance of buildings - Indicators for partial EPB requirements related to thermal energy balance and fabric features - Part 1: Overview of options (ISO 52018-1:2017); German version EN ISO 52018-1:2017
Edition 2020-10