AS/NZS 3500.4:2003 Plumbing and drainage, Part 4: Heated water services
Standards Australia/Standards New Zealand
Supersedes: AS/NZS 3500.4.2:1997 Plumbing and drainage, Part 4: Heated water services
Draft Designation: DR 03227The objective of this standard is to provide installers with solutions to comply with -
(a) the Plumbing Code of Australia (PCA), and
(b) the New Zealand Building Code (clause G12 Water Supplies).
This revision includes the following changes:
(a) Alignment with the requirements of the Plumbing Code of Australia
(b) A revision of the materials used in plumbing
(c) Incorporation of Amendment 1 on energy efficiency
(d) Energy region maps for each state of Australia
(e) PL/1 rulings 2002 numbers 1 to 35.
This Standard is to be read in conjunction with the Plumbing Code of Australia (PCA) in Australia and the NZ Building Code in New Zealand.
Originated as AS CA51-1968 and AS 1529-1974. Previous edition AS/NZS 3500.4.2:1997. AS/NZS 3500.4.2:1997 jointly revised and redesignated as AS/NZS 3500.4:2003. Reissued incorporating Amendment No. 1 (November 2005). Reissued incorporating Amendment No. 2 (December 2010).
Contents:
Section 1: Scope And General
Section 2: Materials And Products
Section 3: Cross-Connection And Backflow Prevention And Thermostatic Mixing Valves
Section 4: Installation Of Cold And Heated Water Piping And Controls
Section 5: Installation Of Water Heaters - General Requirements
Section 6: Installation Of Solar Water Heaters
Section 7: Energy Sources
Section 8: Water And Energy Efficiency
Section 9: Heated Water Below 60C
Section 10: Heated Water Services For People With Disabilities
Section 11: Testing And Commissioning
Section 12: Operation And Maintenance
Appendix A: Normative References
Appendix B: Water Analysis
Appendix C: Pipes And Fittings Deemed To Comply
Appendix D: Typical Rates Of Flow
Appendix E: Preferred Sizes Of Pipe For Non-Circulatory Typical Single-Story Household Installations
Appendix F: Recommendations For The Installation Of Unrated Solar Hot Water Systems On Roofs
Appendix G: Recommendations For The Installation Of Close-Coupled And Integral Solar Hot Water Systems On Roofs
Appendix H: Solar Hot Water Systems - Suggested Component Sizes (Custom Built-Systems)
Appendix I: Estimation Of Shading Of Collectors
Appendix J: Effect Of Inclination And Orientation On System Performance
Appendix K: Map Of Regional Basic Design Wind Speeds
Appendix L: Australian Climate Regions
Appendix M: New Zealand Climate Regions
National Plumbing and Drainage.
ACT Department of Urban Services; Association of Hydraulic Services Consultants Australia; Australian Building Codes Board; Australian Industry Group; Brisbane Water; Building Industry Authority NZ; Building Officials Institute of New Zealand; Building Research Association of New Zealand; Business New Zealand; Certification Bodies (Australia); Department of Human Services (South Australia); Department of Justice (Tasmania); Department of Infrastructure and Planning (Queensland); Department of Infrastructure, Planning and Environment (NT); Department of Land and Water Conservation NSW; Fire Contractors Federation; Gas Appliance Manufacturers Association of Australia; Housing Industry Association; Institute of Plumbing Australia; Master Builders Australia; Master Plumbers, Gasfitters and Drainlayers New Zealand; National Association Sanitary Plumbing and Drainage Contractors; National Fire Industry Association; New Zealand Water and Waste Association; Plastics Industry Pipe Association of Australia; Plumbers, Gasfitters and Drainlayers Board; Plumbing Products Industry Group; Plumbing Industry Commission; South Australian Water Corporation; Sydney Water Corporation; Water Corporation Western Australia.
