National 
Standards of Practice

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7. PLUMBING SYSTEMS

7.1  The Inspector shall:
A.  inspect:
  1. interior water supply and distribution systems including all fixtures and faucets.
  2. drain, waste and vent systems including all fixtures.

  3. water heating equipment and associated venting systems.

  4. water heating equipment fuel storage and fuel distribution systems.

  5. fuel storage and fuel distribution systems.

  6. drainage sumps, sump pumps, and related piping.

B.  describe:
  1. water supply, distribution, drain, waste, and vent piping materials.
  2. water heating equipment including the energy source.
  3. location of main water and main fuel shut-off valves.

7.2  The inspector is NOT required to:
A.  inspect:
  1. clothes washing machine connections.
  2. wells, well pumps, or water storage related equipment.
  3. water conditioning systems.
  4. solar water heating systems.
  5. fire and lawn sprinkler systems.
  6. private waste disposal systems.
B.  determine:
  1. whether water supply and waste disposal systems are public or private. 
  2. the quantity or quality of the water supply.
C.  operate:
  1. safety valves or shut-off valves.

National Standards of Practice. © Copyright 2012 Canadian Association of Home & Property Inspectors.
 All Rights Reserved.  Reproduced with Permission.