https://community.graphisoft.com/t5/Modeling/Slab-lines-in-elevation/m-p/113499#M59902 You slab edge material is different from your wall material, so they do not "mend". You either need to:<BR /> <BR /> 1) change your slab edge material to match your wall material (quick and dirty option), or<BR /> <BR /> 2) model the building as it will be built (rarely to slabs extend to the face of the wall). Mon, 14 Jan 2008 15:57:11 GMT Laura Yanoviak 2008-01-14T15:57:11Z https://community.graphisoft.com/t5/Modeling/Slab-lines-in-elevation/m-p/113498#M59901 <DIV class="actalk-migrated-content"><T>Please refer to the image below! Why I am seeing slab lines in elevation. How can I hide them?</T></DIV><BR /><IMG src="http://community.graphisoft.com/t5/image/serverpage/image-id/73311iA7B9460AEB9E4083/image-size/large?v=v2&amp;px=999" border="0" alt="slablines.jpg" title="slablines.jpg" /> Thu, 25 May 2023 15:54:16 GMT https://community.graphisoft.com/t5/Modeling/Slab-lines-in-elevation/m-p/113498#M59901 Anonymous 2023-05-25T15:54:16Z https://community.graphisoft.com/t5/Modeling/Slab-lines-in-elevation/m-p/113499#M59902 You slab edge material is different from your wall material, so they do not "mend". You either need to:<BR /> <BR /> 1) change your slab edge material to match your wall material (quick and dirty option), or<BR /> <BR /> 2) model the building as it will be built (rarely to slabs extend to the face of the wall). Mon, 14 Jan 2008 15:57:11 GMT https://community.graphisoft.com/t5/Modeling/Slab-lines-in-elevation/m-p/113499#M59902 Laura Yanoviak 2008-01-14T15:57:11Z