The components which make up this structural system are:

 Purlins:

This is the profiling which comprises the framework the roofs is fixed to. Z-section, cold-formed, galvanised steel profiles are used.
The purlins are fixed to the rest of the structure with gauged screws.

 Banco beams.
 Supporting beams.
 Supporting columns.
 End columns.
 Anchorage.
 Bracing.
 Roof.
Skylight.
 Gutters.
 Heat insulation.
 False ceiling.