Wet Areas

Waterproofed internal areas are predominately residential bathrooms and laundries (including houses, duplexes, apartments, hotels); as well as commercial bathrooms, kitchens and laundries. These areas are referred to as “wet areas” due to the fact...

1.1 SET DOWNS 1.1.1 A wet area begins with a good set down in the floor for two (2) reasons; a. Principally a set down is simply to provide a flush finish between the non-wet areas and the wet areas floor finishes – i.e. – to provide suffi...

2.1 The floor drainage is one of the most important parts of the wet area as it removes the water generated in the room. 2.2 In wet areas, the concept is that the baths, basins, tubs, toilets and preformed shower areas are self-contained water...

3.1 Similar to floor penetrations – penetrations in waterproofed walls in wet areas need to be sealed properly to prevent water breaching the wet area “containment” boundaries and ruining linings and leaking into adjoining areas and down to the se...

4.1 Waterproofing selection will be from the below suppliers unless authorised by the Team leader. • Chemind – 07 32555755 www.chemind.com.au • Sika – 07 36339222 www.sika.com.au • Parchem – 07 39022300 www.parchem.com.au • Bayset – 07 32...

5.1 Mechanical ventilation systems for wet areas must function properly to remove MOISTURE created in the room which impacts on ceilings, mirrors, joinery etc. A common complaint is that the fan is either too noisy (where located in the ceiling) o...

There are hundreds of different of baths but they are all installed in one of the following ways; 6.1 Free standing baths 6.1.1 Fairly self-explanatory – tiles and waterproofing extend under the bath. 6.1.2 A free standing bath (or any v...

7.1 Villa board installed on bath installations will finish on the inside of the bath nib – see photo to the below. 7.2 The villa board will have a maximum gap of 3mm between the bath and edge of the villa board. No holes or gaps are permi...

8.1 There are four main aspects to tiling; • Slip resistance • Falls • Tile set out/format • Surface Tension of water on the tiles 8.2 All four aspects influence each other considerably, and as such every wet area requires careful conside...

Coordinate the location and orientation of all inspection openings in plumbing stacks, as well as spa pump motor locations to determine the type, size and location of any access panels. Inspection openings should face the access panel. Inspection/...

10.1 Timber flooring will not be used on bathroom floors. 10.2 Structural timber flooring will be sheeted with a FC sheet tile underlay or compressed sheet floor prior to any bedding or tiling. 10.3 Non-Durable materials are not to be in c...

11.1 Ensure any sealers, non-slip treatments used in the wet area are noted in the maintenance manual for maintenance by the owner. 11.2 Ensure mirror liability issues are noted.

Recommendations for Shower Screen Installation (Informative) The following recommendations are provided for the benefit of screen fabricator and installer, and the home owner/user: (a) Shower screen installation should comply with AS 3740. (b)...

Australian Standard 1288, 3740