The new one is completely non-toxic

Our liquid hard soldering flux is a new generation

Discover the future of soldering with the Firescoff flux spray – the groundbreaking innovation for silversmiths and soldering professionals! This novel flux not only offers you first-class oxidation protection during soldering, but also ensures that your metals remain in perfect condition even after repeated soldering processes and that no unsightly heat-induced discoloration occurs.

Thanks to its non-toxic formula, Firescoff is not only safe for your health and free from toxic soldering fumes, but also extremely user-friendly. After soldering, it can be effortlessly rinsed off with warm water or an ultrasonic cleaner – without the need for harmful pickling solutions.

Furthermore, Firescoff is environmentally friendly and has received the MJSA Award, which underscores its high quality and effectiveness. Give your jewelry pieces and soldering projects the perfect finish and protection they deserve – with Firescoff flux spray, the new generation of soldering!

is a ceramic spray coating, Firescoff not only protects gemstones and metals, but also preserves their original polish, color, and patina.

Storage after soldering: Turn the spray bottle upside down and pump 3-4 times until empty so the pump does not clog.

Safety first

Protect eyes

Do not swallow, do not get in eyes, keep out of reach of children.