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DIN EN 14211
Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence; German version FprEN 14211:2024
prEN 18110
Water quality - Method for assessment of fish damage in pumps and turbines used in pumping stations and hydropower plants
DIN EN ISO 19901-7
Petroleum and natural gas industries - Specific requirements for offshore structures - Part 7: Stationkeeping systems for floating offshore structures and mobile offshore units
DIN EN 4886
Aerospace series - Rotorcraft life raft - Requirements, testing and marking; German version ASD-STAN prEN 4886:2023
DIN EN 15780
Ventilation for buildings - Ductwork - Cleanliness of ventilation systems; German and English version prEN 15780:2024
DIN EN ISO 13351
Fans - Dimensions (ISO/FDIS 13351:2024); German version FprEN ISO 13351:2024
DIN EN 00156253
Ventilation for buildings - Metallic ventilation ducts - Requirements and test methods
DIN CEN/T? 00156257
Ventilative cooling systems
DIN EN 17170
Fans - Safety requirements; German version FprEN 17170:2019
DIN EN 15316-4-2
Energy performance of buildings - Method for calculation of system energy requirements and system efficiencies - Part 4-2: Space heating generation systems, heat pump systems, Module M3-8-2, M8-8-2; German and English version prEN 15316-4-2:2022