1. Wet Areas

2. Definitions BCA Part 3.8.1 Wet Area – an are within a building, supplied with water from a water supply Includes bathrooms, showers, laundries and sanitary compartments. Does Not Include Kitchens, bar area, kitchenettes or domestic food preparation areas Water Resistant – means the property of a system or material that restricts moisture movement and will not degrade under conditions of moisture. Waterproof System – Combination of elements that are required to achieve a waterproof barrier, may include membrane, substrate, bond breakers, sealants etc

3. Risk Potential For Wet Areas AS 3740 High Risk – Shower Recesses Medium Risk – Rest of Bathroom & Laundry Low Risk – WC Room & immediate area around a kitchen sink, bar or similar

4. AS 3740 – High Risk Means high probability of damage to structure if water within high risk area is not contained and discharged to drainage outlet.

5. BCA Requirements High Risk Area

7. AS 3740 – Medium Risk Accidental spillage must be contained to with in the room. It is imperative that water not be allowed to pass into concealed spaces or to adjoining rooms Drainage not neccessary

8. BCA Requirements Medium Risk Area

10. AS 3740 – Low Risk Risk of accidental spillage is low requirement to stop water traversing to adjoining rooms

11. BCA Requirements Low Risk

12. High Risk Area

14. Preformed Shower Bases

15. Must be fully supported Recessed Into Walls

16. Preformed Shower Bases

17. Bath Installation

19. Definition Hob – Upstand at the perimeter to a shower area

20. Hob Requirements BCA

21. Hob Construction Detail (Internal)

22. Hob Construction Detail (External)