Lead-free water flushable plumbing flux paste that holds its shape and will not slump. A water-soluble alternative to petroleum-based plumbing fluxes. Begins cleaning metals at room temperature. It provides excellent solderability with any lead-free solder. It aids in the removal of oxides and impurities. Helps draw solder into joints to provide better adhesion of alloy to pipe. Easy clean-up with water after soldering. Conforms to the EU Reach & RoHS directive.