This month I’m going to shake up my column a bit to discuss the topic of retrofitting a plumbing system with a water softener and/or tankless water heater.I have no doubt that most of you will consider this to be a fairly straightforward job to do from an installation standpoint. I question, however, if the consequences of undersizing the water distribution system are taken into consideration by the plumber.TALKING CODELet’s start by referring back to our plumbing codes. Simply stated, most plumbing codes require that the water distribution system (inside the building) be sized in such a manner that it
