Source: Canada HVAC | May 25th, 2021
Heating, ventilation and air conditioning (HVAC) systems are essential for controlling indoor temperature and maintaining air quality. There are four categories of HVAC systems with varying sizes and specifications. If you are searching for an HVAC system for your residential property, you can choose from duct-free systems, ducted split systems, and hybrid systems.
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The energy intensity for cooling commercial buildings in the United States depends on the climate the building is located in. Energy intensity in buildings is the energy consumed per square foot of floorspace. U.S. commercial buildings in hot or very hot climates, which are primarily in the southernmost parts of the country, were more than six times more energy-intensive for cooling (14.2 thousand British thermal units per square foot [MBtu/sf]) than buildings in cold or very cold climates (2.3 MBtu/sf).