Ribbon like hard copper, fits in between foiled pieces to be soldered, or it is inserted into the channel of your lead came, to add strength and prevent window sagging. Bends easily and can be incorporated into any design.
Strong Line is a thin coppered-steel strip used to strengthen your stained glass window or panel from the inside. Strong line is the right size for copper foil and lead came channels. With Stong Line you see only the beauty of the foil or lead lines ...
with the strength of steel.