I must a lot of fire dampfer in a building and it is a RFA file of Solid Air. It is all the same room, So I create a cell to copy this in other rooms. But when I want to create a schedule, This is not listed in the schedule. It can also be done by...

The problem is that it is not possible to use a flat iron profile from the standard catalog because this profile is always placed horizontally instead of vertically on the railing. I have not found a way to place the profile rotated by 90 degrees....

A heavily requested feature is to allow objects to be constrained by floor plane. If the floor level adjusts the geometry adjusts. Reference planes with object associations (Speedikon GAP analysis)

I have a problem. Sometimes OBD will crash without any warning. All my projects are very big. > 10GB on third parties files. And when I want to place a pipe or a valve, it took a 8-9 seconds to show up the Place component menu. I think there mu...

In Grid systems menu there is a possibity to import XML files. But I receive IFC or RVT files. And mostley there is a grid IFCGrid. Is it possible to import this IFCGrid into OpenBuilding and also the levels of the floor in the floor manager. Beca...

I have copied an excisting mdb and xml file and modify all. But OBD can't design with it. Support send me here to upload this idea. Because I have design it with delivered catalog. But I have to change this, because this is not the right catalog. ...

请在pipe的支架中增加固定点的设计。管系的固定支架（即三向位移都要被约束为0）需要用一个导向加一个限位支架组合，生成支吊架的时候会出现两个支吊架。请增加一个固定支架选项English translation: Please add a design for fixing points in the pipe support. The fixed support for the pipe system (i.e. all three-way displacements are constr...

There are for OBD new pipe. There is no command to design these pipes. The pipes are in a role. See link. If I must design it with flexible command. This is very slow and not workable. https://www.warmteservice.nl/Installatiemateriaal/Leidingsyste...

When you group elements it creates an orphan cell so when you apply Part and Family it only applies to the Cell Header not all the elements in the Group "orphan cell". Need to have a "Change Whole Elements" like there is in the Change tool. And on...

When I import the rfa file of a sprinklerhead, I can't choose the datagroup of a sprinkler system. Because Sprinkler is a different disciplin in Mechanical world. It is a safety. And OBD have a menu for Sprinkler called "Fire protection", but if i...