Construction.131 2020-09-20by Antony Templier123 Views Written by Antony Templier House insulated in straw bales according to the GREB technique. Project Data Place:Lans-en-Vercors Completion:2011-06-01 Construction:Tunnel (GREB technique) with counterfacing mortar Visitable:No Press photos:No Living Area:140m2 U-Value (Wall):W/m2K U-Value (Roof):W/m2K Categories: Projects France, House insulated in straw bales according to the GREB technique.