https://community.graphisoft.com/t5/Modeling/Adjust-Slab-Thickness/m-p/26211#M12800 If you have a composite fill selected for the cut fill for the slab, the depth will be greyed out. Either change the composite fill or change to a regular fill. Sun, 09 Jul 2006 14:02:07 GMT Ted Taylor 2006-07-09T14:02:07Z https://community.graphisoft.com/t5/Modeling/Adjust-Slab-Thickness/m-p/26210#M12799 <DIV class="actalk-migrated-content"><T>How do you adjust the slab thickness setting? The setting is greyed out in the settings dialog box, i.e. the first setting in the Geometry &amp; Positioning Tab, and I cannot see how to adjust it. Archicad v.10</T></DIV> Thu, 25 May 2023 15:59:27 GMT https://community.graphisoft.com/t5/Modeling/Adjust-Slab-Thickness/m-p/26210#M12799 Anonymous 2023-05-25T15:59:27Z https://community.graphisoft.com/t5/Modeling/Adjust-Slab-Thickness/m-p/26211#M12800 If you have a composite fill selected for the cut fill for the slab, the depth will be greyed out. Either change the composite fill or change to a regular fill. Sun, 09 Jul 2006 14:02:07 GMT https://community.graphisoft.com/t5/Modeling/Adjust-Slab-Thickness/m-p/26211#M12800 Ted Taylor 2006-07-09T14:02:07Z https://community.graphisoft.com/t5/Modeling/Adjust-Slab-Thickness/m-p/26212#M12801 <BLOCKQUOTE>Ted wrote:<BR />If you have a composite fill selected for the cut fill for the slab, the depth will be greyed out. Either change the composite fill or change to a regular fill.</BLOCKQUOTE> Ted thanks for the help, all ok again. I was surprised that this was not mentioned anywhere in the Archicad documentation as the default setting for the column was a composite fill! Thanks again. Wed, 12 Jul 2006 01:05:43 GMT https://community.graphisoft.com/t5/Modeling/Adjust-Slab-Thickness/m-p/26212#M12801 Anonymous 2006-07-12T01:05:43Z