On Land

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At Rill Architects we run ArchiCAD on macOS. If you work at Rill, this is your stuff. If you don't, but you work in ArchiCAD, you may find something interesting. Anybody else, I don't know.
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For all JAM8 windows, I have added the ability to extend the masonry sill past the masonry opening. The parameter is called 'Sill Bearing'. The default is zero.