However, they work by causing a chemical reaction with your concrete, so once an acid stain is applied, it cannot be reversed ...

Armor Acid Stains react chemically with the mineral content and excess lime of the concrete surface for a deep penetrating, UV stable and permanent stain Armor Acid Stains react chemically with ...

There are two main types of concrete stains: water-based stains and acid-based stains. Acid staining is a popular choice ...