If you are currently on the market for a new air conditioning system to replace your old one, efficiency is probably one of your most important criteria.

There’s no such a thing as an immortal central air conditioner.

An AC cools down the air inside your house (if it’s working correctly). But when it comes to humidity, the story is a bit different.

Although high efficiency isn’t a guarantee of money savings it’s a starting place for finding a new AC installation.

There are several ways to tell if you’ve got a central air conditioning system overdue for a full upgrade.