ProChalk Level 4 which includes Permanent Black, Blue & Red chalk for weatherproof and waterproof lines that are not 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.
FEATURES
These are concentrated marking products. Lines snapped with ProChalk Semi-Permanent, Permanent, and Ultimate Dye grades may be visible as long as one year after striking. The colors also may bleed through light-colored paint.
ProChalk Level 4 which includes Permanent Black, Blue & Red chalk for weatherproof and waterproof lines that are not 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.
FEATURES
These are concentrated marking products. Lines snapped with ProChalk Semi-Permanent, Permanent, and Ultimate Dye grades may be visible as long as one year after striking. The colors also may bleed through light-colored paint.
ProChalk Level 4 which includes Permanent Black, Blue & Red chalk for weatherproof and waterproof lines that are not 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.
FEATURES
These are concentrated marking products. Lines snapped with ProChalk Semi-Permanent, Permanent, and Ultimate Dye grades may be visible as long as one year after striking. The colors also may bleed through light-colored paint.