Cleaning paste for copper pipes Flux Cleaner by FERE. Does not burn at soldering temperature, reducing the formation of black carbon, which can lead to leaks. Provides excellent soldering, lead-free, suitable for drinking water systems. Works equally well with other solders. Ideal for copper, zinc, brass, etc. Packaging: 125gr. Not suitable for aluminum.

• Instructions for use: Apply a thin layer of the paste to the surfaces and heat.
• Promote soldering at the joint and wipe with a wet cloth.