Heat exchangers - Water to water heat exchangers for district heating - Test procedures for establishing the performance data; German version EN 1148:1998/A1:2005
Edition 2005-12

Press tool sets - Part 2: Directives for mounting
Edition 2018-10

Flaps, weathertight - Part 2: Main frame and covers made of steel
Edition 2017-06

German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Laying of pressure pipework outside buildings
Edition 2016-09

Marks for survey plans, large scale maps and plans
Edition 1976-03

Carbon-fibre-reinforced plastics - Determination of compression-after-impact properties at a specified impact-energy level (ISO 18352:2009)
Edition 2017-11

Water quality - Detection and enumeration of Escherichia coli and coliform bacteria in surface and waste water - Part 3: Miniaturized method (most probable number) by inoculation in liquid medium (ISO 9308-3:1998); German version EN ISO 9308-3:1998
Edition 1999-07

German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Underground drainage
Edition 2016-09

Fixed firefighting systems - Automatic sprinkler systems - Design, installation and maintenance; German version EN 12845:2015+A1:2019
Edition 2020-11

Adjusting rings
Edition 2019-03