Oatey® H-20®5 Paste Flux is a water flushable soldering paste flux designed to clean and flux most commonly soldered metals. 100% lead free. Safe for use on potable water applications. Can be used on copper piping without discoloration. Excellent for large diameter - copper pipe applications. Oatey products have earned the trust of plumbing professionals for over 100 years. Made in the USA.

• Water flushable
• 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 percent lead-free paste cleans, fluxes and copper piping to provide uniform solder flow
• Meets ASTM standard B-813
• NSF standard 14 (Performance) and standard 61 (Health Effects) certified
• Safe for use in potable water applications
• For warranty product details, refer to the Oatey Limited Warranty document