Oatey No. 5 Lead Free Paste Flux cleans and fluxes most commonly soldered metals including copper, brass, zinc, galvanized iron, lead and tin or copper-coated metals. Fluxing is a critical step in the soldering process. No. 5 Paste Flux provides superior wetting properties for better solder flow and can be used with most soft solders. No. 5 Paste Flux complies with CA & VT lead content regulations.
Features:
- Effective on all metals except aluminum and stainless steel
- Compatible with all common plumbing solder alloys
- Will not turn copper piping green
- Good for large diameter copper piping
- 100% lead-free paste flux cleans and fluxes copper piping to provide uniform solder flow
- Petroleum base provides cleaning effectiveness
- NSF standard 14 (performance) and standard 61 (health effects) certified
- Material is safe for use in potable water applications
- Includes brush for easy flux application