MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
It should print as is, vent holes down. no support material needed. brim optional. what layer height are you printing at, and are you using 100% flow on the ender? 98% is what i use on uncalibrated (new) printers.