Hi eveyone, attached, please find a Rhino File of two closed volumes. One of them is completely inside of the other one. I tried to create a Boolean difference, in order to create a “hollow” Box, but that didn’t work. I need to do this in Order to calculate the volume correctly. (Not add the volu…

Hi Karl, Have a look at this topic, it is are about the same issue you have: [image] Creating a hollow solid object Rhino for Windows You can do this in Rhino with polysurfaces. It is generally not recommended, since the result may not behave as expected in other Rhino o…

Hi Karl Make a micro hole in outer polysurface –Paolo boolean Question_PN.3dm (365.8 KB)

[image] KarlW: Or more generally, how does Rhino handle hollow boxes with a “wall thickness”? Basically, Booleans do not work on objects that do not intersect.

Boolean difference of a Box in Box

Rhino Rhino for Windows

Helvetosaur January 30, 2014, 8:33am 2

Have a look at this thread…

Given the number of threads on this recently, looks like I might need to make a Wiki page on this…

–Mitch

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Boolean difference of a Box in Box

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