Richard is a registered journeyman and master plumber in the Commonwealth of Massachusetts.

All licensed master plumbers in Westchester will have to take the same rigorous test.

The master plumber's license is the public's sole assurance of safety, health and craftsmanship.

Ibrana has programmed two master plumbers to do the work.

A master plumber, who enjoys singing, dancing and trying to understand (and be a part of) the New World.

He looked uncommonly like a master plumber come to present his bill.

That was odd, because my wife is a master plumber who has saved us hundreds of dollars over the years.

Donnelly was born in Dublin, the son of a master plumber.

Moreover, the law requires master plumbers to take the exam, while journeymen who work for them do not have to.

"It makes no sense," said Jonathan Lovett, the lawyer representing the master plumbers.