According to the Ontario Ministry of Training Colleges and Universities, a fully trained and licensed Plumber is qualified to assemble, install, maintain and repair piping systems such as water, waste, drains and vents, including fixtures and appliances for home or industrial use, as well as process piping.
"...in this trade you will need communications, mechanical aptitude, blueprint reading and analytical skills. "
With at least 9,000 hours of skilled training, an apprentice plumber will also complete three blocks of college classes before certification. It can take as long as five years to complete the training to become a licensed plumber.

