No. 5 Paste Flux (1.7 oz.)

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