Express Gel Solder Fluxes are designed for soldering copper, zinc and stainless steel metal roofing, wall panels and any project using these metals. This gel flux is perfect for soldering new copper and zinc metal roofing, wall panels and gutters, as well as anything else that needs soldering.
- 840 Flux (Red Cap) is for use on new, clean metals. 320ml (10.8oz) bottle
THESE PRODUCTS CANNOT SHIP BY AIR