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Who needs it
Plumbing inspectors and building officials who inspect house plumbing, and BCIN designers who design residential plumbing systems. Passing Plumbing - All Buildings also grants the Plumbing - House qualification.
Covered by: Plumbing - All Buildings. Passing one of those also qualifies you for Plumbing - House.
Free Plumbing - House study guide
One chapter per section of the exam, following the Ministry's study guide for the Plumbing - House exam, in plain language, with every rule linked to the 2024 OBC article it comes from.
- 1Code structure and Part 3 plumbing itemsDivision A (with exclusions), Division B Part 1, SA-1 and SB-1, combustible piping and fixtures, dwelling unit plumbing facilities.5 min read
- 2Part 7 general: scope, definitions, facilities and service connectionsPart 7 scope and application, plumbing definitions, required plumbing facilities, service connections, location of fixtures.4 min read
- 3Materials and equipment (7.2)Fixtures, traps, pipe fittings, non-metallic, ferrous and non-ferrous pipe, jointing materials, miscellaneous equipment.5 min read
- 4Piping: joints, support, protection and testing (7.3)Construction and use of joints, joints and connections, support of piping, protection from freezing and damage.5 min read
- 5Drainage systems: connections, traps, arrangement and cleanoutsConnections to drainage systems, fixture location, treatment of wastes, traps and trap seals, arrangement of drainage piping and cleanouts.5 min read
- 6Drainage sizing: slope, length, pipe size and hydraulic loadsMinimum slope and length of drainage pipes, sizing of building drains, sewers, stacks and branches.5 min read
- 7Venting systems (7.5)Vent pipes for traps, wet venting, vent pipes for stacks, miscellaneous vents, arrangement, minimum size and sizing of vent pipes.6 min read
- 8Potable water systems (7.6)Arrangement of piping, relief valves, protection from contamination and backflow, size and capacity of pipes.5 min read
- 9Part 9 plumbing facilities and related Part 9 itemsPart 9 plumbing facilities (except grab bars and the application sentences listed), space for fixtures, glass, exits and service rooms.5 min read
- 10Water and energy efficiency, renovation and Division C administrationPart 12 general, hot water piping insulation and water efficiency, Part 11 compliance alternatives.4 min read
Plumbing - House calculations
The Calculation Lab works through the calculations this exam asks for, step by step, with worked examples and the traps that cost marks.
Practise for the Plumbing - House exam
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- The Study room: each guide chapter beside the code PDF
- Timed lookup drills and Find it fast search lists
- A one page cheat sheet and a hint sheet for every exam
- The Calculation Lab
Plumbing - House prep
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