F9 BARC is a concrete rust remover, one gallon of F9 BARC can make 1.5 to 3 gallons of cleaner when mixed. It is important to use clean water for the mixture.

One gallon of F9 Concrete Rust Remover is estimated to cover an area of 400 to 800 square feet of concrete. 

It's important to note that F9 Barc should not be used on glass surfaces.

Features

• Safe to Use on Concrete, Bricks, Pavers, Tile, Asphalt and Concrete Coatings
• Concentrated and Formulated to Go a Long Way
• Quickly and Easily Removes Orange Battery Acid Burn, Rust and Fertilizer Stains
• Biodegradable, Non-Abrasive, Non-Flammable
• Safer to People and Plants than Hydrochloric Acid
• Restores Concrete to Its Natural Bright Gray Color
• Does Not Involve Mixing, Brushing or Messy Pastes
• Does Not Lose Strength Over Time

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