The outrigger system has been designed to serve a multitude of purposes. It gives additional strength to the greenhouse for high wind areas it makes the structure aerodynamic, this gives additional protection to the vents. It can also be used as an alternative weather protected growing / hardening off area.
It is 1.8m wide at the base and is typically clad in a mixture of Keder cladding and mesh / net. This system also has spot foundations.