2D Freeform Grid
The standard grid, enabled by default in the Arrange -> Pipe Drawing Mode menu.
This Pipe Drawing Mode allows placing pipes or junctions anywhere on the Workspace, with pipes at any angle.
                                                        
                                                    
Figure 1: 2D Freeform with Snap to Grid off
                                                        
                                                    
Figure 2: 2D Freeform with Snap to Grid on



