Yes. Plumber 306A is a compulsory trade in Ontario. Anyone doing the work for pay must hold a Certificate of Qualification, a provisional certificate or a registered apprenticeship, listed on the Skilled Trades Ontario public register.
Usually not, if it goes in the same spot. Adding or moving fixtures, or changing drain, vent or supply piping, usually needs a City of Ottawa permit. We tell you before the job starts.
City water is soft, about 30 mg/L according to the City of Ottawa, so most city homes do not need a softener. Homes on wells, including many around Manotick, can have 200 to 350 mg/L or more, and a softener often makes sense there.
A tank costs less up front and is quick to replace. Tankless saves space and never runs out, but costs more to install and needs yearly maintenance. For a family with a big soaker tub, the gas line size and venting decide what is possible.
In 2026, expect roughly $150 to $300 for the first hour on an after-hours call, plus parts. You get the rate on the phone before anyone drives out.