https://community.graphisoft.com/t5/Collaboration-with-other/Projected-Skin-Areas/m-p/227489#M29104 <DIV class="actalk-migrated-content"><T>I need to use the "Net Skin Area" within a expression in order to calculate some quantities.<BR /> <BR /> The parameters: Projected Component/skin area and Exposed Area are available within the Parameter groups- Components and Surface which make these areas available within the interactive schedules.<BR /> <BR /> However, these groups, therefore properties, are not available within the expression properties. <BR /> <BR /> Is there some other way to include these properties within a expression so that i can calculate wall quantities i.e. bricks and siding - for a multi-skin wall.</T></DIV> Sat, 28 Jul 2018 01:36:48 GMT poco2013 2018-07-28T01:36:48Z https://community.graphisoft.com/t5/Collaboration-with-other/Projected-Skin-Areas/m-p/227489#M29104 <DIV class="actalk-migrated-content"><T>I need to use the "Net Skin Area" within a expression in order to calculate some quantities.<BR /> <BR /> The parameters: Projected Component/skin area and Exposed Area are available within the Parameter groups- Components and Surface which make these areas available within the interactive schedules.<BR /> <BR /> However, these groups, therefore properties, are not available within the expression properties. <BR /> <BR /> Is there some other way to include these properties within a expression so that i can calculate wall quantities i.e. bricks and siding - for a multi-skin wall.</T></DIV> Sat, 28 Jul 2018 01:36:48 GMT https://community.graphisoft.com/t5/Collaboration-with-other/Projected-Skin-Areas/m-p/227489#M29104 poco2013 2018-07-28T01:36:48Z