Chalk Refill Prochalk Semi-Permanent Size:5lb. Available for Wire Mesh in

Available for Wire Mesh in 1"

CHEMICAL RESISTANCE

All cracks should be evaluated and determined if they are moving or static

depending on curing conditions

Refer to the Safety

Chalk Refill Prochalk Semi-Permanent Size:5lb. Available for Wire Mesh inProChalk 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. PERMANENCY STANDARD HI VISIBILITY SEMI PERMANENT PERMANENT UNLIMITED DYE COLOURS Blue White Lime Orange Yellow Black Red Back Blue Red Bue Red PERMANENCE RANK 1 2 3 4 5 BEST FOR Interior Exterior Exterior Exterior Exterior Exterior