Alternative solutions

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Where a licensed plumbing contractor is choosing to include an alternative solution, there are a number of additional steps to follow.

These steps are outlined in the ‘Guidance Note for Installing Alternative Plumbing and Drainage Solutions in WA’.

Guidance Note for Installing Alternative Plumbing and Drainage Solutions in WA

Steps for including an alternative solution

Click here to download the guide

Appendices to the guidance note:

Appendix A – WA Variations to AS/NZS 3500:2003
Appendix B – Compliance with the NCC
Appendix C – Development of performance solutions
Appendix D – PCA assessment methods
Appendix E – Understanding the PCA case study
Appendix F – Flow diagram for alternative plumbing or drainage solution installations

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