Marking Chalk
The color and the amount of the pigment determines the vividness and permanence of the line. Keson marking chalk sticks to your line until you decide you want it to stick to something else. Over the years, we’ve fine tuned our formulas to produce chalk that performs with consistent excellence, batch after batch.
| Permanency | Standard | High Visibility | Semi-Permanent | Permanent | Ultimate Dye |
|---|---|---|---|---|---|
| Colors | Blue | White | Lime | Orange | Yellow | Black | Red | Black | 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, Plumbing, Electrical, Roofing, Masonry | Exterior Layout, Concrete Layout, Roofing, Metal Fabrication | Exterior Layout, Concrete Layout, Extreme Conditions, Long-Term Applications | Exterior Layout, Concrete Layout, Extreme Conditions, Long-Term Applications |
