Use this procedure to control how the stair interacts with the floor at the beginning and end of the stair run.

| If you want to… | Then… | 
|---|---|
| specify the thickness of the floor finish material at the top floor of the stair | enter a value for Top Offset. | 
| specify the depth of the structure at the top floor | enter a value for Top Depth. | 
| specify the thickness of the floor finish material at the bottom floor of the stair | enter a value for Bottom Offset. | 
| specify the depth of the structure at the bottom floor | enter a value for Bottom Depth. |