Copper Solder Ring Reducing Coupling - 54mm x 35mm. Other sizes Available:Solder Ring Reducing Coupling - 8mm, 10mm, 12mm, 15mm, 22mm, 28mm, 35mm, 42mm & 54mm. The 54mm x 35mm Copper Reducing Coupling is a lead-free connector that provides the benefits of traditional copper systems.
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