As with any desktop 3D printer, the Vulcan printer pipes layer by layer to build an object – except this printer is more than 45 feet (13.7 m) wide, weighs 4.75 tons and prints residential homes.

Founded in late 2017, ICON launched during SXSW in March 2018 with the first permitted 3D-printed home in the U.S. That 350-square-foot house took about 48 hours (at 25% speed) to print.

ICON, a construction technology firm with aspirations to put its 3D-printed buildings on the moon, has brought former Tesla and Amazon lawyer Robert Harmon on board as general counsel.

Now, as announced a year ago, ICON and its homebuilding partner, Lennar, are taking things even further, kicking off the construction of what is boasted as the largest community of 3D-printed ...