Heating, ventilation, and air conditioning (HVAC) systems are essential components of any building, whether residential or commercial. They provide comfort and convenience by regulating the indoor temperature and improving indoor air quality. However, they also account for a significant portion of a building's energy consumption. According to the U.S. Department of Energy, HVAC systems consume about 6% of the country's total energy usage, costing around $29 billion annually. With rising energy costs and increasing concerns about climate change, it is more important than ever to maximize energy efficiency in HVAC systems. In this guide, we will explore everything you need...