https://community.graphisoft.com/t5/Modeling/Trim-walls-to-roof/m-p/706575#M179845 <P>Check the <EM>Intersection Priority </EM>of&nbsp;your relevant&nbsp;<EM>Building Materials</EM> and check if the top <EM>Surface</EM> of your roof is set as a&nbsp;<EM>Skin&nbsp;</EM>in your&nbsp;<EM>Composite.</EM></P> <P>&nbsp;</P> <P>Ling.</P> Fri, 26 Jun 2026 05:30:12 GMT Lingwisyer 2026-06-26T05:30:12Z https://community.graphisoft.com/t5/Modeling/Trim-walls-to-roof/m-p/706572#M179844 <P>Whenever I use the trim walls to roof setting in archicad, the walls trim to topside of roof, I want them to trim to the understand so they dont show,.&nbsp;</P><P>&nbsp;</P><P>Please help.&nbsp;</P><P>&nbsp;</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="clauds1223_0-1782450677774.png" style="width: 400px;"><img src="https://community.graphisoft.com/t5/image/serverpage/image-id/102632iDCDD6EF5EA253770/image-size/medium?v=v2&amp;px=400" role="button" title="clauds1223_0-1782450677774.png" alt="clauds1223_0-1782450677774.png" /></span></P><P>&nbsp;</P><P><FONT face="courier new,courier" color="grey">Operating system used: <EM>Windows 11</EM></FONT></P> Fri, 26 Jun 2026 05:11:35 GMT https://community.graphisoft.com/t5/Modeling/Trim-walls-to-roof/m-p/706572#M179844 clauds1223 2026-06-26T05:11:35Z https://community.graphisoft.com/t5/Modeling/Trim-walls-to-roof/m-p/706575#M179845 <P>Check the <EM>Intersection Priority </EM>of&nbsp;your relevant&nbsp;<EM>Building Materials</EM> and check if the top <EM>Surface</EM> of your roof is set as a&nbsp;<EM>Skin&nbsp;</EM>in your&nbsp;<EM>Composite.</EM></P> <P>&nbsp;</P> <P>Ling.</P> Fri, 26 Jun 2026 05:30:12 GMT https://community.graphisoft.com/t5/Modeling/Trim-walls-to-roof/m-p/706575#M179845 Lingwisyer 2026-06-26T05:30:12Z