ProChalk High Visibility which include our Glo-Orange, Glo-Lime and Yellow formulations for highly visible applications that will wear or wash away naturally in a few days. Exterior applications include corrections, plumbing, electrical, roofing, masonry.
Performance Ranking: 2..
ProChalk Permanent chalk for weatherproof and waterproof lines that aren’t going to go away any time soon. Most users are choosing this level of intensity for applications that are going to be covered. This level is engineered for more extreme conditions. Exterior applications include exterior layou..
ProChalk Semi-Permanent chalk for weather- and water-resistant lines that hit and stick for a long time but will eventually wear away naturally. Exterior applications include concrete layout, roofing, metal fabrication.
Performance Rating: 3
Black Chalk: This product can expose you to chemi..
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..
ProChalk Ultimate Dye which is almost 100% pigment for lines that are intended will be laid down once. Period. Exterior applications include concrete layout, exterior layout, extreme conditions, long-term applications.
Performance Ranking: 5
This product can expose you to chemicals including Cry..