Recreational diving services. Requirements for artificial open water sites
Edition 2023-09-27

Standard Test Methods for Measurement of Water Levels in Open-Water Bodies
Edition 2021

Stationary electric water heaters; dimensions and permissible pressure losses for mixing batteries for open-outlet water heaters above table
Edition 1977-12

Recreational diving services - Requirements for artificial open water sites
Edition 2023-10-25

Recreational diving services - Requirements for the training of recreational scuba divers - Part 1: Level 1 - Supervised diver (ISO 24801-1:2014); German version EN ISO 24801-1:2014
Edition 2014-08

Recreational diving services - Requirements for rebreather diver training - Decompression diving to 45 m (ISO 24805:2022); German version EN ISO 24805:2022
Edition 2022-12

Recreational diving services - Requirements for the training of recreational scuba divers - Part 2: Level 2 - Autonomous diver (ISO 24801-2:2014); German version EN ISO 24801-2:2014
Edition 2014-08

Water quality - Guidance standard on determining the degree of modification of lake hydromorphology; German version EN 16870:2017
Edition 2017-05

Recreational diving services - Requirements for rebreather diver training - No-decompression diving (ISO 24804:2022); German version EN ISO 24804:2022
Edition 2022-12