Australian Standard AS 3740 – Waterproofing of Wet Areas within Residential Buildings defines a wet area as an area within a building supplied with water from a water supply system and includes bathrooms, showers, laundries and sanitary compartments.
Waterproofing of wet areas may be achieved by systems using water resistant plasterboards such as WaterShield or TruRock
Plasterboard ideal for lining of wet areas in bathrooms, shower recesses, laundries and toilets.
Area | Level of Risk | Walls | Junctions | Penetrations+ |
---|---|---|---|---|
Shower area | High | Water Resistant | Waterproof | Waterproof |
Bathrooms | Medium | – | Waterproof | – |
Areas adjacent to baths and spas | Medium | Water Resistant | Waterproof | Waterproof |
Walls adjoining other vessels | Low | Water Resistant | Waterproof | Waterproof |
Laundries and WCs | Low | – | Waterproof | – |
Bathrooms and laundries requiring a floor waste | High | – | Waterproof | Waterproof |