Hunker on MSN

What is the 20-degree rule for air conditioners? When it matters — and when it doesn't

Choosing the temperature setting for an air conditioner isn't always straightforward. The 20-degree rule could come in handy, ...
The Fifth Estate

Cold on the couch? Here’s how to switch the furniture and save energy on reverse cycle aircon

Many Australians use reverse-cycle air conditioners to heat their homes during winter. These systems are usually very energy ...