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Plumber · 306A

National Plumbing Code — DWV, potable water, and gas fitting.

7MWAs
21Tasks
106Sub-tasks
125Questions
Exam prep is being added for this trade

Major Work Activities

Click any MWA to expand its tasks and subtasks. Question counts mirror the official Red Seal interprovincial exam weighting.

Your progress

Per-MWA proficiency, attempted percentage, and risk score appear here once you start practicing this trade.

APerforms common occupational skills
Proficient Developing0% Attempted
BPrepares and assembles tube, tubing and pipe
Proficient Developing0% Attempted
CInstalls, tests and services sewers, sewage treatment systems and drainage, waste and vent (DWV) systems
Proficient Developing0% Attempted
DInstalls, tests and services water service and distribution
Proficient Developing0% Attempted
EInstalls, tests and services fixtures, appliances and water treatment systems
Proficient Developing0% Attempted
FInstalls, tests and services low-pressure steam and hydronic systems
Proficient Developing0% Attempted
GInstalls, tests and services specialized systems
Proficient Developing0% Attempted
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How this exam practice works

Question volume

10 to 125 per session

Scope control

Whole trade, single MWA, or task

Timing

5 min to unlimited, pause/resume

Feedback mode

Per-question or deferred scoring

Source aligned

Built from the published RSOS

Real exam weighting

MWA percentages mirror the IP exam

Canadian codes

Current provincial OHS + trade codes

Exam-realistic

Timed, weighted, adjustable difficulty