Reply To: Soldering 4″ cast iron tolet flange onto cast iron pipe Home › Forums › Public Forums › General Plumbing › Soldering 4″ cast iron tolet flange onto cast iron pipe › Reply To: Soldering 4″ cast iron tolet flange onto cast iron pipe 4 Feb 2003 at 2:31 am #293894 thunderchild1Participant Yes pretty much but I’m no expert like you. You know what an expert is don’t you? “X” is an unknown and “spert” is a drip under pressure, so you must be and unknown drip under pressure.
