Most of the structures included in this group are regular arches or spatial frame that use a membrane envelope to create a covered space in which different recreational activities take place.

Completely comparable to conventional buildings that mainly use reinforced concrete, they represent a valid alternative for those who want to create a comfortable gym, with particular shapes, taking care at environmental sustainability thanks to the recyclability of all materials.

The design of a tensile roofing structure provides for the fulfillment of all regulatory obligations and compliance with the urban planning requirements of the country in which it is installed: the foundations, the primary structure in steel or laminated wood and the membrane are sized according to the technical literature by qualified technicians.