samuel_marchant1

I assume you mean you want them to "grow taller" and touch the roof Plane ?

 

select each one in the 3D view and open it's DBX (dialog box)  and increase the Top Height until it disappears inside the Roof Plane.

 

You don't say what software or Version you have or how you got to that point but the above should work , otherwise try changing the "Room" height. 

 

M.

Yes correct.

Ahh, I haven't created them individually I have created them using a "straight railing" wall and then converting the "Rail Style" to "No Rail". I've also tried changing the "Newel/Posts" section to "Post to Ceiling" although I need it to the roof.

Sorry the software I am using is Chief Architect Premier X6.

I've tried changing the room height and selecting 

I am trying to get my wall posts to align to the top of my roof, any suggestions (image attached)?