How to insert an obstacle (e.g. a boiler).
Step 1: Chose Insert obstacle.
Step 2: In the floor plan, select the corner of the wall from which you are measuring the obstacle.
Step 3: Measure the distance d1,
Width,
Depth,
Top height (Upper edge of the obstacle to the ground),
Bottom height (Lower edge of the obstacle to the ground)
and the Distance to wall.
Step 4: End the command with OK.
