Flux is a must in copper foil stained glass panels. But you can add character to those panels with Novacan black patina, copper patina, brass patina, and flux removers.
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Three bottles 100 ml , Flux water based,copper patina, black patina comes with a brush.
Stained glass tools supplies flux water based , copper patina, black patina 100 ml bottles. Comes with brush
Patina & Flux - Anything in Stained Glass