Construction.30 2020-09-20by Antony Templier120 Views Written by Antony Templier Load-bearing box house, much of it self-constructed. Project Data Place:Upie Completion: Construction:Straw infill in a load-bearing box Visitable:No Press photos:No Living Area:210m2 U-Value (Wall):W/m2K U-Value (Roof):W/m2K Categories: Projects France, Load-bearing box house, much of it self-constructed.