Carbon monoxide, the silent killer. Carbon monoxide is a colourless, odourless gas that can be produced by incomplete combustion in heating units. Homes with gas appliances that have not been properly serviced are susceptible to carbon monoxide build up. It is not only dangerous, but high levels of exposure to carbon monoxide can even be fatal. ...

The average New Zealander spends the majority of their day indoors. Whether home, work, or school our lives revolve around indoor environments. It is therefore important to keep these environments comfortable to function in. While people can usually tell the difference between a hot or a cold room, there are many other elements that factor into ...