LA-CO Regular Flux is a water soluble flux that meets industry standard ASTM B813. With NSF and UPC approvals, this all-weather flux is the ultimate flux for all copper soldering.
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Water-soluble paste won’t leave residue in water piping
Meets industry standard ASTM B813 and contains no zinc chloride to reduce corrosion concerns.
Non-acid, non-toxic, and lead-free to eliminate safety concerns
Cleans pipe upon application, allowing solder to run more smoothly around the pipe
All-weather formula for use in hot and cold climates
Made in U.S.A.
All lead-free and common soft solders
Mil. Spec. Mil-F-4995 Type II
Heat barrier spray
Solders aluminum at low temperatures
Flux paste for high heat brazing
Premium grade flux and solder combination