The 2026 edition of our AMA: Energy online conference returns on April 30th. Register now! Construction 3D printing firm COBOD and cement company Cementos Argos have completed two 3D printed social housing units in La Unión, Antioquia, Colombia, handing over the keys to resident families in what the firms describe as the first 3D printed social housing in South America. The work was carried out under Casa Para Mí, a social housing initiative run by Cementos Argos through its innovation unit, Future Tech , with Comfama , the municipality of La Unión, and contractor Fundación Berta Martínez all involved in delivery. COBOD supplied the BOD2 3D printer that handled all structural wall printing on site. Each of the two houses spans 63 m², with two bedrooms, a living room, kitchen, bathroom, laundry area, and porch. 3D printing the walls took 16 hours spread across three days, bringing them to a finished height of 2.2 m.…