If you start to do some research on air conditioning technology, you might come across some unfamiliar phrases. One of the most common ones is “two-stage,” something you’ll see in air conditioners that generally have a high efficiency rating. You may be wondering what this is and why it’s so important.
Is it really that much different than a traditional “single-stage” air conditioner? We tell you what you need to know about these high-efficiency AC systems in the guide below.