This Oatey H-20 1.7 oz. Water-soluble solder paste flux is designed for use in joining or sweating copper pipe and fittings. It meets ASTM standard B-813 and is approved for use by model plumbing codes. This paste contains no lead and will not turn copper pipe green.

• Effective on most metals, excluding aluminum and stainless steel
• Compatible with common plumbing solder alloys
• Formula resists turning copper piping green
• Lead-free flux cleans and fluxes copper piping
• Petrolatum base provides effective cleaning
• Standard 14 (performance) and standard 61 (health effects) certified

Oatey No. 5 Paste Flux is a petrolatum-based flux designed to provide superior wetting properties for better solder flow. It can be used with most soft solders, 100% lead-free and safe for use on potable water applications. No. 5 Paste Flux's formula prevents copper piping turning green and is excellent for large diameter copper pipe applications. Oatey products have earned the trust of plumbing professional for over 100 years.

• Petrolatum-based solder paste flux
• 100% lead-free paste cleans and fluxes copper piping
• Effective on all metals except aluminum and stainless steel
• Ideal for large diameter copper piping
• Petroleum base provides cleaning effectiveness
• Will not turn copper piping green
• Compatible with all common plumbing solder alloys
• Material is safe for use in drinking water applications
• NSF standard 14 (performance) and standard 61 (health effects) certified
• Excellent wetting characteristics for better solder flow and exceptional bonding
• 1.7 oz.

The OATEY 8 oz. Solder Paste is designed for use in joining or sweating copper piping and fittings. The lead-free formula will not turn copper piping green. Compatible with common plumbing solder alloys.

• Effective on most metals, excluding aluminum and stainless steel
• Compatible with common plumbing solder alloys
• Can be used on copper piping without discoloration
• Good for large diameter copper piping
• 100% lead-free paste cleans, fluxes and pre-tins copper piping to provide uniform solder flow
• Petrolatum base provides cleaning effectiveness
• Meets ASTM standard B-813
• NSF standard 14 (performance) and standard 61 (health effects) certified
• Safe for use in potable water applications
• Includes brush for easy application