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If you are builder or plumber carrying out plumbing work you will find all our guidelines in the Plumbing Handbook.

This handbook provides clear guidelines for providing plumbing services for our customers. It identifies the responsibilities and statutory obligations of plumbers and builders when delivering plumbing work. Topics covered in the handbook include:

  • connection and disconnection of our mains
  • how to read e-plans
  • backflow prevention
  • maintenance work
  • industrial waste
  • building
  • electrical risks
  • laws and by-laws relevant to our operations and assets.

The Plumbing Handbook is updated regularly to reflect current policies, guidelines and regulations. If you would like to be notified of updates please email