Comment on A Printer That Can Print a 2,500 Square Foot House in 20 HoursparentComments−cookingrobot12yThey use a crane to lift a beam across the top of the windows/doors, and then continue printing over that.http://youtu.be/JdbJP8Gxqog?t=4m50s
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They use a crane to lift a beam across the top of the windows/doors, and then continue printing over that.
http://youtu.be/JdbJP8Gxqog?t=4m50s