Acid Concrete Stains

Can be used on new or existing concrete.
Suitable for indoor and outdoor use.
Can be used on patched concrete and overlays but may not blend perfectly with original floor.
Colors and generally limited to natural earth tones.
Acid concrete stains can be custom blended and diluted for a wide spectrum of colors and effects.
Application and cleanup require use of acids and neutralizers. Vapors during installation of acid-based stains can be hazardous and require proper ventilation during and for a period of time after installation and cleanup. There may be additional costs for proper handling and disposal.
Acid stains provide excellent color retention and performance. Colors are absorbed into the concrete.
Color is permanent and UV resistant. Highly resistant to abrasion.
Changing color is not possible except in rare cases where new colors are darker than original.
Acid stains contain corrosive and hazardous chemicals. Proper handling is required by trained personnel. Eye, skin and lung irritation is possible without proper ventilation, protective wear and safe handling.
Applied with sprayers, rollers, brushes, sponges, brooms or other tools, depending on the desired effect.