Applications include interior layout, roofing, siding, and paneling. For interior or exterior use. ProChalk Standard for your basic chalk line needs that are easier to clean up or let wear away naturally.
Performance Ranking: 1
| PERMANENCY | STANDARD | HI VISIBILITY | SEMI-PERMANENT | PERMANENT | UNLIMITED DYE |
| COLOURS | Blue, White | Lime, Orange, Yellow | Black, Red | Back, Blue, Red | Blue, Red |
| PERMANENCE RANK | 1 | 2 | 3 | 4 | 5 |
| BEST FOR | Interior Exterior | Exterior | Exterior | Exterior | Exterior |
| APPLICATIONS INCLUDE | Interior Layout Roofing Siding Paneling | Corrections Pumbing Electrical Roofing Masonry | Exterior Layout Concrete Layout Roofing Metal Fabrication | Exterior Layout Concrete Layout Roofing Long-Term Application | Exterior Layout Concrete Layout Roofing Long-Term Application |