ConstructionPro Week, Volume: 4 - Issue: 40 - 10/16/2015 The Apis Cor 3D Printer: Build a House in 24 Hours Surprisingly, this product, under development and looking for investors, looks feasible.  Operating like a tower crane in the center of the structure, the device raises itself for each pass, laying down a mix fed by a concrete truck.  Watch this short video and let us know what you think!     COMMENTS