This document covers the following types of steel rolling shutter assemblies: un-insulated manually operated shutters, un-insulated powered shutters, insulated manually operated shutters and insulated powered shutters. It prescribes the methodology for extending the application of test results obtained from test(s) conducted in accordance with EN 1634-1. Subject to the completion of the appropriate test or tests the extended application may cover all or some of the following examples: uninsulated (E), radiation (EW) or insulated (EI1 or EI2) classifications; door curtain; coiling mechanisms; wall/ceiling fixed elements; items of building hardware; decorative finishes; intumescent, smoke, draught or acoustic seals; alternative supporting construction(s);