R22 is now in short supply due to the phase-out of ozone depleting substances.

Women hold three per cent of CEO-level positions in the construction industry.

Reader feedback is always important and fortunately CCN readers are not shy in coming forward.

The use of air meters will remedy the problem.

Aldi dared to take on Australia's long-standing duopoly - Woolworths and Coles - and now the entire market is taking notice.

Even in a roof space or under a suspended floor the ambient temperatures that the ducts are exposed to range from sub zero to over 50 degrees Celsius.

This is a job title that requires a rational mind.

We are no longer limited to 'traditional' fields of engineering, we really can make a difference.

Working from the beach is a bit like wearing a bikini to the office.

Virtually every component of a data centre's physical infrastructure is now available in a modular design.

Let's do it even bigger and better in 2015.

I am pleased with the survey results and look forward to seeing everyone again at CCN Live 2015.

For contractors, their most important business tool in summer is their ARCtick licence.

Prior to the carbon tax, gas leaks were seen as a routine part of business. Not anymore.

The proportion of buildings with ratings lower than four stars halved from 61 per cent in 2010 to just 31 per cent in 2013.