OK ,own up how many of you plumbers have lashed a few gallons of this (or similar)
http://www.dunsleyheat.co.uk/oxypic.htm
into a customers heating system unbeknown to them in the hope of sealing a dodgy soldered joint.
http://www.dunsleyheat.co.uk/oxypic.htm
into a customers heating system unbeknown to them in the hope of sealing a dodgy soldered joint.
