Singerman Laboratories Rust Remover for Concrete

Removes rust stains from concrete in minutes. Simply mix, apply a thick coat over rust stains, let sit for 2 to 20 minutes, rinse, and you’re done. No scrubbing needed! Acid free for your safety. Specifically designed for concrete, stone, and masonry.

• Will not harm grass or vegetation
• Non hazardous & non flammable
• No phosphates