HVAC Glossary
H-V-A-C and every letter in between.
Select any term to learn more.
All-In-One System
Packaged UnitsHeating and/or cooling systems in which all components are located in one cabinet.
Allergen
Indoor Air QualityAllergens are substances that cause allergic reactions.
Air Handler
Air HandlerAn air handler is the indoor component of your HVAC system that moves air through your home. It pairs with a heat pump or air conditioning unit. An air handler looks a little like a furnace, where all of the parts are in an encased unit. It houses the evaporator coils, a blower, and ventilation […]
Air Filtration System
Indoor Air QualityAir filtration systems utilize an air filter to remove harmful particles from the air you breathe. In most air filtration systems, you can change and maintain filters on your own.
Air Cleaner
Indoor Air QualityAir cleaners reduce the total volume of allergens, dust, pollen, dander, and other harmful particles from the newly cooled or heated air circulating in your home.
AFUE
Energy EfficiencyAFUE, or Annual Fuel Utilization Efficiency, measures how efficiently a gas furnace converts fuel to energy. The higher the AFUE, the more efficient the gas furnace.
AccuLink
Smart HomeAcculink is a communication system that allows different components of your HVAC system to relay messages to each other.
AccuClean
Indoor Air QualityBrand name for American Standard Heating and Air Conditioning’s whole-home air filtration that removes up to 99.98 percent of airborne allergens from the filtered air in your home.