Australia National Construction Code 2025 Volume Three (Plumbing Code of Australia)
Part C1: Sanitary plumbing systems – Australia National Construction Code 2025 Volume Three (Plumbing Code of Australia)

Australia National Construction Code 2025 Volume Three (Plumbing Code of Australia) C1P6-C1P7: C1P6 and C1P7 Keep foul gas and water out of buildings and protect sanitary plumbing from damage

The entry of water, foul gases, sewage and sullage from a sanitary plumbing system into buildings must be avoided, including by keeping trap seals at no less than 70 millimetres in pressurised rooms and 25 millimetres elsewhere at pressures up to 375 pascals either way (or equivalent safety), and surface, sub-surface and stormwater must be kept out of the system. Damage to the system from superimposed loads, ground movement or root penetration must be avoided. Deemed-to-Satisfy is AS/NZS 3500.2.

Maintained by Gerard Blokdyk

Other controls in Part C1: Sanitary plumbing systems – Australia National Construction Code 2025 Volume Three (Plumbing Code of Australia)

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