This document covers single and double leaf, hinged and pivoted, steel based doorsets as covered by EN 15269-2 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 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; side, transom and/or overpanels; ventilation grilles and/or louvres; wall/ceiling fixed elements (frame/suspension system); glazing for door leaf, side, transom and flush over panels; items of building hardware; decorative finishes; intumescent, smoke, draught or acoustic seals; alternative supporting construction(s).