IEC 60704-2-2:2023 is available as IEC 60704-2-2:2023 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.

IEC 60704-2-2:2023 applies to electric fan heaters, designed for placing on the floor, table or counter, etc., or for mounting. This document does not apply to:
- electric storage room heaters;
- room humidifiers;
- room dehumidifiers;
- air cleaners;
- heaters designed exclusively for industrial purposes.
For determining and verifying noise emission values declared in product specifications, refer to IEC 60704-3:2019. This third edition cancels and replaces the second edition published in 2009. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
- alignment with the latest edition of IEC 60704-1:2021,
- addition of several ISO standards,
- revision of built-in-conditions,
- addition of requirements on climatic conditions and on background noise.
This part 2-2 is intended to be used in conjunction with the fourth edition of IEC 60704-1:2021, Household and similar electrical appliances - Test code for the determination of airborne acoustical noise - Part 1: General requirements.
This part 2-2 supplements or modifies the corresponding clauses in IEC 60704-1:2021.