Plumbers NZ | Plumbing, Gasfitting and Drainage Community

Support => exam support and downloads => Plumbing, Gas fitting and Drainlaying Apprentice Support => Plumbing Exam June 2007 => Topic started by: LisaS on March 13, 2009, 01:22:24 PM

Plumbers NZ is New Zealand's largest online plumbing, gas and drainage resource. Plumbing exam help, plumbing news, directory and free quotes.

Title: Question 12
Post by: LisaS on March 13, 2009, 01:22:24 PM

QUESTION 12 
(a)   Draw  an elevation of an above ground installation of a reduced pressure zone device
(RPZD) for the protection of a potable water supply.
(1 mark)

(b)  On your diagram in (a) label all the components and show the direction of flow.
(4 marks)

(c)   State TWO requirements for the relief valve outlet to comply with the New Zealand
Building Code G12 AS1.
 
 
(2 marks)
Total 7 marks