Rust-Oleum 1 Lb. Concrete Etch

Prepare bare concrete for coating, painting, or staining. Citric-acid based formula is easy and safe to use indoors or outdoors. Opens up tiny pores within the concrete to allow for maximum penetration and adhesion. Environmentally friendly, will not harm grass or plants. Great for removing efflorescence.

• Maximum adhesion of coatings and stains
• Removes laitance and creates a surface profile to promote adhesion of the coating
• No toxic run-off
• Makes 2 Gal. of etching solution
• Small white granules