- Smooth, non-runny petrolatum-based solder paste flux
- 100% lead-free paste cleans and fluxes copper piping
- Use on copper piping and other metals without discoloration
- Petroleum base provides cleaning effectiveness
- Cleans, fluxes and pre-tins copper piping to provide uniform solder flow
- Ideal for large diameter copper piping
- Can be used in plumbing, fire sprinkler, heating, venting and air conditioning (HVAC) and other systems
- Will not turn copper piping green
- Material is safe for use in drinking water applications