Part B1 Cold water services
QLD B1D2 Water efficiency2019: B1.2
Delete subclause B1D2(2) and insert QLD B1D2(2) as follows:
- have a dual flushing mechanism; and
- be a minimum 4 Star WELS rating discharging not more than 4.5 litres for a full flush; and
- are compatible with the size of the toilet bowl to allow for proper functioning of the toilet.
For all other installations, cisterns or flushing devices for water closets must—
- have a dual flushing mechanism; and
- be a minimum 3 Star WELS rating discharging not more than 6 litres or 4.5 litres for a full flush.