Economical, esthetic, strong. Shortly: Profacto.
Profacto profiles, compared to prepared rolling profiles, provide great economy although in projecting stage. For example, from thin wall material product manufactured special twisted Profacto Z profile is an ideal roof purlin profile; compared to same resistance value providing prepared rolling profile, it is around half weight. In this way, your building lightens and it is affected from earthquake in minimum level, also your first investment cost becomes halfly reduced.