A 20 ton air conditioner is a powerful cooling system that is capable of cooling large areas such as commercial buildings, industrial warehouses, and even entire homes. This type of air conditioner is usually installed in a centralized location and uses a refrigerant to transfer heat from the inside of the building to the outside. The cooling capacity of a 20 ton air conditioner is typically measured in British Thermal Units (BTUs) per hour. The higher the BTU rating, the more powerful the air conditioner is. A 20 ton air conditioner is typically rated at around 60,000 BTUs per hour, which is more than enough to cool a large area. In addition to cooling, a 20 ton air conditioner can also be used to dehumidify the air, making it more comfortable to be in. The size and power of a 20 ton air conditioner make it ideal for cooling large spaces, but it is also an expensive option. Installing a 20 ton air conditioner can be a major investment, but it is well worth it for those who need powerful cooling in their homes or businesses.