James, is this in OpenGL? If so, you will have to turn off contours.
If you want to render it correctly in Cine Render, you’ll have to use the Physical engine.
Have a look at this thread on AC-Talk.
https://archicad-talk.graphisoft.com/viewtopic.php?p=233352
= v i s t a s p =
bT Square Peg
https://archicadstuff.blogspot.com
https://www.btsquarepeg.com
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