Central drinking water supply - Guidelines regarding requirements for drinking water, planning, construction, operation and maintenance of supply plants
Edition 2017-02

Fertilizers and liming materials - Sampling and sample preparation - Part 1: Sampling; German version EN 1482-1:2007
Edition 2007-04

Service connections for buildings - General planning criteria
Edition 2018-04

Electrical installations in residential buildings - Part 4: Home and Building Electronic System
Edition 2022-08

Centralised lubrication systems - Concepts - Part 1: Classification
Edition 2010-10

Materials for the subsequent sealing of joints in underground gas mains - Part 1: Plastic foil and textile fibre linings used to seal gaspipes already in place; safety requirements and testing
Edition 1998-01

Oil firing installations - Technical regulation for oil firing installation (TRÖ) - Testing
Edition 2004-11

Planning, installation, operation and maintenance of fire hose systems, systems with fire hydrants and dry risers
Edition 2023-07

Water engineering; terms; part 2: waterpower plants
Edition 1994-07

Interface and basic data link control procedure for serial measurement data communication - Part 2: Start-stop transmission, measurement bus
Edition 2005-07