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HVAC Basics

HVAC Basics

Buying a heating and cooling system that’s built for life can be one of the best decisions you make for your home. If you’re not sure whether you need a new system, or what to look for, the facts and expert advice provided here can help make your choice easier.

Repair or replace?

Is it worth it to repair your existing heating and cooling system, or can you save money and enhance your home by investing in a new system?

Learn when to replace

What’s a system?

Understanding the basics of a heating and cooling system, or home comfort system, is the first step you take before making a purchase.

Explore system types

How does a system work?

Each piece of equipment in a system has a function that goes beyond basic heating and cooling.

View product demos

Choosing a system

Your heating and cooling system can deliver exceptional comfort or energy efficiency or both. It all depends on your needs.

View selection guide

Understanding regional energy-efficiency standards

The equipment you choose to have installed can be affected by the U.S. Department of Energy’s regional energy-efficiency standards.

Learn more

Making an expert call

To get the system that’s built just right for you, your best bet is an AirEase™ heating and cooling expert. We can help you get ready for your visit.

Get expert help

Glossary of terms

Our quick guide can help you understand terms like AFUE, BTU and SEER, ASAP.

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