HD24 Pre Grind

HD24 Pre Grind is a gelled acid concrete etching product that removes contaminants and top laitance and leaves a 100-80 sand paper grit profile.

• Use as a pre-grind for polished concrete floors and when an aggressive opening is needed
• Increases slip resistance
• Generates no silica dust or noise pollution and contains no VOCs
• Neutralizes with water and is flushable to sewers
• 1- and 5-gal. containers with 300 to 350 sq. ft. coverage per gal. on smooth surfaces
• 24% acid