Water quality - Guidance standard on determining the degree of modification of river hydromorphology; German and English version prEN 15843:2024
Edition 2024-09

Water supply - Requirements for systems and components for the storage of water; German and English version prEN 1508:2024
Edition 2024-06

Petroleum and natural gas industries - Pipeline transportation systems (ISO 13623:2017, modified); German and English version prEN 14161:2021
Edition 2021-08

Wastewater treatment plants - Part 12: Control and automation; German and English version prEN 12255-12:2022
Edition 2022-03

Wastewater treatment plants - Part 4: Primary treatment; German and English version prEN 12255-4:2021
Edition 2021-09

Wastewater treatment plants - Part 13: Chemical treatment - Treatment of wastewater by precipitation/flocculation; German and English version prEN 12255-13:2021
Edition 2021-07

Wastewater treatment plants - Part 10: Safety principles; German and English version prEN 12255-10:2021
Edition 2021-07

Plastics - Sorted plastics wastes - Part 2: Quality grades of sorted Polyethylene (PE) wastes and specific test methods; German and English version prEN 15347-2:2024
Edition 2024-04

Water quality - Method for assessment of fish damage in pumps and turbines used in pumping stations and hydropower plants; German and English version prEN 18110:2024
Edition 2024-08

Bio-based products - Life cycle assessment - Additional requirements and guidelines for comparing the life cycles of bio-based products with their fossil-based equivalents; German and English version prEN 18027:2023
Edition 2023-12