The dome of Francis

3 frequency icosahedron (5/8e of sphere 12 m diameter) resting on a basis out of stones adapted to the relief (entry and basement) - construction at the end of the Seventies



 The roomy and raised greenhouse communicates with the interior by a broad passage (being able to close itself by these shutters insulated with cork) transmits the energy collected by this very glazed space.

The heat insulation of the skin of the dome contains also cork and a heavy central core integrating the staircase ensures a good thermal regulation.


The metal grid of the ceiling which allows hangs it lightings is the support of the floor of stage where the rooms are located


Ventilated bulk-headings separate various spaces: cook, corner meal, corner fire, living room

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