When you’re shopping for a new air conditioner, it’s easy to focus on brand names, sizes, or upfront prices. But one of the most important metrics you should consider is efficiency. Understanding AC efficiency ratings—especially the updated SEER2 standard—can help you make smarter, more cost-effective decisions for your home in Northern Colorado.
Here’s what you need to know about AC efficiency ratings, how they affect your comfort and energy bills, and why selecting the right system involves more than just picking the highest number.