Construction.797 2015-09-20by Antony Templier181 Views Written by Antony Templier Self-construction of a wooden and straw house on two levels. GREB construction technique with mortar bracing. Project Data Place:Saint-Hilaire-des-Loges Completion:2015 Construction:Tunnel (GREB technique) with counterfacing mortar Visitable:No Press photos:No Living Area:169m2 U-Value (Wall):W/m2K U-Value (Roof):W/m2K Categories: Greb Technique, Projects France, Self-construction of a wooden and straw house on two levels. GREB construction technique with mortar bracing. More about this straw bale house