Underground fire hydrants; German version EN 14339:2005
Edition 2005-10

Flexible sheets for waterproofing - Bitumen water vapour control layers - Definitions and characteristics; German version EN 13970:2004
Edition 2005-02

Pillar fire hydrants; German version EN 14384:2005
Edition 2005-10

Stretched ceilings - Requirements and tests methods; German version EN 14716:2004
Edition 2005-03

Kitchen sinks - Functional requirements and test methods; German version EN 13310:2015+A1:2018
Edition 2019-02

Quality management - Guidelines for quality management in projects (ISO 10006:2017)
Edition 2020-10

General principles of design of fibrous (gypsum) plaster works; German version EN 15319:2007
Edition 2007-10

German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Installation of gas, water and drainage pipework inside buildings
Edition 2019-09

German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Installation of central heating systems and hot water supply systems
Edition 2019-09

German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Waterproofing
Edition 2023-09