FAQ

Copper Installation
FAQs
Q What is the general purpose of uxes?
A Flux is formulated to clear the pipe and tting of any surface oxidation.
Q Are all uxes safe for use on water lines?
A Yes. All Oatey uxes are lead free and are NSF listed to Standard #61.
Q What is the difference between #5 and #95 uxes?
A The #95 paste ux contains a silver solder tinning powder which helps ll in the joint when heat is
applied. #5 does not.
Q What is the best ux and solder to use for Low-Lead Brass?
A The best ux is Oatey H2O
®95
and Oatey Silver Solders.
Q What is Tinning Flux, and what are its recommended uses?
A Tinning Flux has a small amount of powdered solder in the paste that makes soldering easier. You can
use Tinning Flux on Low-Lead Brass if you are a novice user of solder products, or for large diameter
piping systems to help make the process easier.
Q What is the purpose for using the Oatey Flame Protector when soldering?
A Use the Oatey Flame Protector when the joint you are soldering is close to a nished surface that can
brown or catch re when the ame touches it. You simply position the ame protector between the joint
and the surface to keep the nished surface from being damaged from the ame.
Q Which solder should be used when installing water lines?
A Silver Lead Free, 95/5 and Instant Solder are approved for this application.