Cleans and fluxes at the same time. Blended to clean surface oxidation. 100% lead free. Effective on all metals except aluminum, magnesium, and stainless steel. No pre-cleaning necessary for clean sweat copper fittings, for other applications clean excessive dirt and corrosion. Do not use on electrical parts. Use with solid wire solder.

WARNING: This product is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.