Plastics piping systems for hot and cold water installations - Polypropylene (PP) - Part 2: Pipes (ISO 15874-2:2013 + Amd.1:2018 + Amd.2:2022); German and English version EN ISO 15874-2:2013 + A1:2018 + A2:2022
Edition 2022-11

Heating boilers - Part 2: Heating boilers with forced draught burners - Special requirements for boilers with atomizing oil burners; German and English version prEN 303-2:2023
Edition 2023-04

Safety and control devices for gas burners and gas burning appliances - Part 1: Pressure regulators for inlet pressures up to and including 50 kPa; German version EN 88-1:2022
Edition 2024-02

Safety and control devices for gas burners and gas burning appliances - Part 2: Pressure regulators for inlet pressures above 50 kPa up to and including 500 kPa; German version EN 88-2:2022
Edition 2024-02

Heating boilers - Part 1: Heating boilers with forced draught burners - Terminology, general requirements, testing and marking; German version EN 303-1:2017
Edition 2017-11

Heating boilers - Test code for heating boilers for atomizing oil burners; German version EN 304:2017
Edition 2018-02

Energy efficiency of buildings - Calculation of the net, final and primary energy demand for heating, cooling, ventilation, domestic hot water and lighting - Part 13: Tabulation method for non-residential buildings
Edition 2020-10

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