This document is applicable to the following types of steel based doorsets: horizontally sliding doorsets (single and double), telescopic doorsets (single and double) and single vertically sliding doorsets as covered by EN 15269-7 or EN 15269-20. This document prescribes the methodology for extending the application of test results obtained from durability of self-closing test(s) conducted in accordance with EN 12605:2017+A1:2020 or EN 1191. Subject to the completion of the appropriate self-closing test(s), the extended application can cover all or some of the following non-exhaustive list: door leaf; pass doors; wall/ceiling fixed elements (frame/suspension system); ventilation grilles and/or louvres; glazing for door leaf; items of building hardware; decorative finishes; intumescent, smoke, draught or acoustic seals; alternative supporting construction(s).