Solder ring Reducing coupler (Dia)15mm. Our Plumbsure Solder Ring range is a cost effective, and durable plumbing solution. Within each of these precision-made fittings, a ring of high quality lead-free solder is positioned. Simply heat the fitting with a blow torch to release the pre-fitted solder, to produce a reliable and secure joint. Please note, any copper piping will need to be prepared with a pipe cleaner and flux prior to soldering.. Reducing coupler by.

Brand Name	Plumbsure