Australian Plumbing & Gas Standards Directory

A free, searchable directory of Australian and New Zealand plumbing and gas standards relevant to licensed plumbers and gas fitters.

Plumbing Standards — AS/NZS 3500 Series

• AS/NZS 3500.0 — Glossary of terms
• AS/NZS 3500.1 — Water services (cold and heated water supply, pipe sizing, backflow prevention)
• AS/NZS 3500.2 — Sanitary plumbing and drainage (fixture units, pipe sizing, grading, venting)
• AS/NZS 3500.3 — Stormwater drainage (roof drainage, site drainage, on-site detention)
• AS/NZS 3500.4 — Heated water services (solar, heat pump, gas and electric systems)
• AS/NZS 3500.5 — Housing installations (simplified requirements for Class 1 buildings)

Gas Standards — AS/NZS 5601 Series

• AS/NZS 5601.1 — Gas installations — General installations (pipework, appliance connection, ventilation, flueing, exclusion zones, pressure testing)
• AS/NZS 5601.2 — Gas installations — LP Gas installations in caravans and boats

Other Relevant Standards

• AS 4032 — Thermostatic mixing valves
• AS 3688 — Water supply — Metallic fittings and fixtures
• AS 1397 — Continuous hot-dip metallic coated steel sheet and strip

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