Soldering Flux

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 professionals for over 100 years.

Oatey® No. 95 Tinning Flux is a petrolatum-based flux containing tinning powder to help pre-tin the pipe. It cleans, tins and fluxes most commonly soldered metals. 100% lead-free, No. 95 Tinning Flux is NSF-listed for potable water applications. Its formula prevents copper piping turning green and is excellent for large diameter copper pipe applications. Oatey products have earned the trust of plumbing professionals for over 100 years.