On half of a Dodecahedron forming the central roof hub. Outer frame: aluminium tubing; inner skin steel cable tensile structure.



Hub roof seen from above with bubble generator (blue) and bubble flow ducts.



Hub roof seen from beneath. Bubbles are carried down ducting to the bottom of each cavity where they begin outward expansion. last air gap is the bubble generator cradle/ return manifold, seen at the top of the hub.


Petal modules and hub assembly.






Ventilated desert cool house