lee
1. select the wall(s) in question and open up the wall settings . . . (double click the wall tool in the toolbox). you are able to change the material definition for the wall under the 'model' section of the dialogue. you can also set the 'elevation pen' that the wall will use here, (is this what you were originally after?)
2. under Options>Materials you can change the attributes of the material itself. there is a section in this dialogue called '3D hatching'. here you can change the fill/hatch used by the material for elevational treatment (empty fill = none) and also choose to override the wall settings 'elevation pen' described above with one of your choice which will then be
material
dependent rather than by individual building element.
~/archiben
b e n f r o s t
b f [a t ] p l a n b a r c h i t e c t u r e [d o t] n z
archicad | sketchup! | coffeecup