For soft soldering of copper pipes in the drinking water and heating installation.
DIN EN ISO 9453, Sn97Cu3, DIN EN ISO 9454, 3214 according to DVGW worksheet GW7, awarded the RAL quality markof the Gütegemeinschaft Kupferrohr e.V.. Metal content at least 60 %. The flux residues aresoluble in cold water and easily removed by rinsing. DVGW test mark: DV-0101 AT 2247.