NCC 2022 Volume One - Building Code of Australia Class 2 to 9 buildings
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F2

Part F2 Wet areas and overflow protection

Part F2 Wet areas and overflow protection

SA F2P1 Wet area overflows2019: SA FP1.6

Delete clause F2P1 and insert SA F2P1 as follows:

Overflow from a bathroom, laundry facility or the like must be prevented from penetrating to adjoining rooms or spaces.

2019: SA FP1.6
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SA F2P3 Prevention of surface water accumulation2019: SA FP1.8

Insert SA clause F2P3 in clause F2P3 as follows:

In laundries, bathrooms or rooms containing shower facilities the floors must be installed in a manner that will prevent accumulation of surface water which could create unhealthy or hazardous conditions.

2019: SA FP1.8
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SA F2D2 Wet area construction2019: F1.7(a) and (b)

Delete subclause F2D2(1) and insert SA F2D2(1) as follows:

(1) In a Class 2 and 3 building and a Class 4 part of a building, building elements in wet areas must—

  1. be water resistant or waterproof in accordance with Specification 26, except that—
    1. in any room containing a washing machine, the wall area from finished floor to a minimum of 75 mm above and 75 mm each side of the washing machine tap outlets must be water resistant; and
    2. where a vessel is inset into a bench top in a kitchen, bar area, kitchenette or domestic food and beverage preparation area, the perimeter edges of the vessel must be water resistant for the extent of the vessel; and
    3. penetrations in horizontal surfaces for tap and spout outlets in kitchens, bar areas, kitchenettes or domestic food and beverage preparation areas must be waterproof; and
  2. comply with AS 3740.
2019: F1.7(a) and (b)
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SA F2D4 Provision of floor wastes2019: SA F1.11

Delete clause F2D4 and insert SA F2D4 as follows:

(1) A wet area provided with a vessel in accordance with F4D2, F4D4 and F4D5 must have the floor graded to a floor waste to permit drainage of water.

(2) With the exception of a bathroom or laundry located at any level above a sole-occupancy unit or public space in a Class 2 or 3 building or Class 4 part of a building, a floor need not be graded to a floor waste in accordance with (1) if—

  1. all vessels in the wet area are provided with in-built overflow protection or have permanent open trapped connection to the plumbing and drainage system (such as a WC pan); or
  2. the vessel is a clinical hand washing basin in a Class 9c building; or
  3. the floor waste is provided solely for the connection of plumbing fixtures and all vessel in the wet area are provided with in-built overflow protection or have permanent open trapped connection to the plumbing and drainage system (such as a WC pan).

(3) The fall of the floor surface to a floor waste required by (1) or (2) must be in accordance with F2D4(2).

2019: SA F1.11
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