QUESTION 12
(a) Name the NZ Act and the section of the Code that relates to the installation of sanitary plumbing.
(2 marks)

(b)  Who is responsible for ensuring a consent is obtained before work is carried out by a qualified
plumber?
(1 mark)

(c)  Provide TWO examples of where a supply tank with an air gap on the water supply is used to
prevent backflow.
1
2
(2 marks)

(d) State the required distances for the minimum air gap to be maintained in a supply tank.
(2 marks)
Total 7 marks

Linkback: https://forum.plumbers.nz/plumbing-exam-2006/19/question-12/132/