Home HVAC, or home heating, ventilation, and air conditioning, is a set of systems designed to regulate the indoor temperature and air quality in residential buildings. These systems provide comfort, improved air quality, and energy efficiency by utilizing air filtration, humidification, cooling, and heating systems. As with any type of major appliance or system, it’s important to understand the fundamentals of how HVAC works so you can make an informed decision on what type of system is right for your home. In this article, we’ll break down the basics of home HVAC so you can determine what best suits your needs.