Most air handlers are large metal boxes that contain heating and cooling elements, filters, dampers, sound attenuators, and a blower. Now, it is much more common to see two or more AHUs that handle different zones. ![]() Traditionally, even bigger buildings would have one large AHU. Doing so will increase your Seasonal Energy Efficiency Ratio (SEER), or how productive your system works relative to your house.ĪHUs are common in medium or large industrial or commercial buildings and generally located in the basement or the roof. You must have the proper size AHU to work with your heat pump. Unless you live in a colder region and only have a furnace, most HVAC systems have an air handler. The purpose of an air handling unit (AHU) is to take air from outside or recycle air from the building, clean it, heat or cool it, then send it back out. Read on to learn about the makeup and functions of an air handling unit, the various types of handlers, and the different parts that make up an air conditioning unit. If you are interested in HVAC engineering or how an air conditioning unit works, it’s important to start at the basics. ![]() An HVAC system is one the most important of these.Īn air handling unit is central to the tasks of cleaning the air and adjusting its temperature. Homes have a lot of systems that work together to make them habitable and comfortable. Spending on home improvement projects reached $420 billion last year.
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