Columns
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Don’t be fooled by greenwashing, copper is as important as ever
When choosing the best material for plumbing, the responsible answer is the one that has been used for generations. John Fennell writes. Copper has been in ... -
Identifying backflow hazards and matching correct devices
Cross-connection control is not as hard as it first seems, but also not something that is naturally understood. Peter McLennan writes. The backflow installer must be ... -
Four major legal changes in the construction sector
As we move into 2025, a series of significant developments and reforms are unfolding in the construction industry. It is crucial for stakeholders in construction to ... -
Don’t get ‘stranded’: Changing installer practices for drain lines
A previously little-known issue in the plumbing industry – ‘stranding’ – has become the source of a major shift in the requirements for laying drains. Dr ... -
Consider using water-source heat pumps
As hydraulic engineers consider ways to improve overall building efficiency, one product that could be considered more frequently is a water-source heat pump (WSHP) for domestic ... -
Haier: The importance of product/energy integration
Fisher & Paykel’s new Experience Centre with attached Haier showroom in Melbourne is a shrine to product integration across different product categories. John Power paid a ... -
The art of purging
The art of purging is slowly becoming lost, with some in the gas industry struggling to understand the importance of purging – and not knowing the ... -
Why is a hose tap a backflow risk to drinking water?
People often complain that backflow prevention is costly, and it is this presumption that leads to incorrect protection being applied. That is often because the installer ... -
Certifying Solenoids: A Seriously Sticky Situation!
While solenoid valve design principles have not changed dramatically in a century, their modern use and compliance is incredibly challenging, particularly when these valves are ‘components’ ... -
Chlorine in Drinking Water: What’s the Best Material?
Our Water Services use chlorine to kill bacteria that may cause disease, and to deliver good-quality water. They test for the residual level of chlorine that ...
