Particulate air filters for general ventilation. Standardised dimensions
Edition 2022-01-07

Air filters for general ventilation. Technical specifications, requirements and classification system based upon particulate matter efficiency (ePM)
Edition 2016-12-31

Air filters for general ventilation. Measurement of fractional efficiency and air flow resistance
Edition 2022-09-12

Air filters for general ventilation. Measurement of fractional efficiency and air flow resistance
Edition 2016-12-31

Air filters for general ventilation. Determination of the gravimetric efficiency and the air flow resistance versus the mass of test dust captured
Edition 2016-12-31

Air filters for general ventilation. Conditioning method to determine the minimum fractional test efficiency
Edition 2022-11-02

Ventilation plants; polypropylene (PP) pipes; calculation of the minimum wall thickness
Edition 1984-08

Heat exchangers - Terminology; German version EN 247:1997
Edition 1997-07

Dehumidifiers with electrically driven compressors - Rating tests, marking, operational requirements and technical data sheet; German version EN 810:1997
Edition 1997-06

Heat exchangers - Definitions of performance of heat exchangers and the general test procedure for establishing performance of all heat exchangers; German version EN 305:1997
Edition 1997-07