Prepare bare concrete for coating or staining with Rust-Oleum Concrete Etch. This citric-acid-based formula is easy and safe to use indoors or out and will open up tiny pores within the concrete to allow for maximum penetration and adhesion.
- Best solution for water-borne coatings
- Environmentally friendly, citric-based formula
- Prevents dangerous acids or fumes will not harm grass or plants
- Apply with a plastic watering can and a push broom
- Makes 2 gallons of etching solution