Water quality - Guidance for the routine sampling and preparation of benthic diatoms from rivers and lakes; German version EN 13946:2014
Edition 2014-07

Water quality - Guidance standard for the surveying, sampling and laboratory analysis of phytobenthos in shallow running water; German version EN 15708:2009
Edition 2010-03

Water quality - Guidance standard for the surveying of macrophytes in lakes; German version EN 15460:2007
Edition 2008-01

Gullies for buildings - Part 2: Roof drains and floor gullies without trap; German version EN 1253-2:2015
Edition 2015-03

Setts of natural stone for external paving - Requirements and test methods; German version EN 1342:2012
Edition 2013-03

Gullies for buildings - Part 7: Trapped floor gullies with mechanical closure; German version EN 1253-7:2022
Edition 2023-06

Plastics piping systems for water supply and for buried and above ground drainage, sewerage and irrigation under pressure - Oriented unplasticized poly(vinyl chloride) (PVC-O) - Part 2: Pipes; German version EN 17176-2:2019+A1:2022
Edition 2022-12

Plastics rainwater piping systems for above ground external use - Unplasticized poly(vinyl chloride) (PVC-U) - Part 1: Specifications for pipes, fittings and the system; German version EN 12200-1:2016
Edition 2016-10

Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 3: Fittings; German version EN 1555-3:2021
Edition 2021-12

Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 1: General; German version EN 1555-1:2021
Edition 2021-12