I was taught from the very beginning of my design-build career to always start with a system flow diagram. The phrase “A picture is worth a thousand words” doesn’t do justice to the true value of a ...

With more than 20 years' experience in energy efficiency and sustainability, Karen cuts through the jargon to explain environmental impacts and help you find greener options. An effective heating ...

This Redcliffs, Christchurch house was fitted out by Central Heating New Zealand - there are radiators in every room. Photo: CENTRAL HEATING NZ / Not-For-Syndication Just a few decades ago Kiwis ...