Do you want to see how energy-efficient your air conditioner is? Or are you shopping around for a new AC and want to know what it could cost to run in your area? Check out our simple guide on how to use the new ZERL Energy Calculator for Consumers, which can provide you with the answers.

Buying a new air conditioner can be one of the biggest investments you'll make in your home's comfort. Here’s a simple checklist to help you ask the right questions before you buy a new ac unit - whether you’re chatting with your installer, doing your own research, or just trying to make sense of all the options.