Air conditioners are commonly placed in windows in the United States for several reasons:
Cost-effectiveness: Window air conditioners are generally more affordable compared to central air conditioning systems. They provide a cost-effective solution for cooling individual rooms or small spaces without the need for expensive ductwork or extensive installation.
Easy installation: Window air conditioners are relatively easy to install. They can be placed directly in the window frame or in a specially designed sleeve that fits into the window opening. This simplicity allows homeowners or renters to set up the cooling system without professional assistance.
Flexibility: Since window air conditioners are not permanently fixed to the building's structure, they offer flexibility to move them from one room to another as needed. This is particularly useful for individuals who move frequently or want to cool different rooms at various times of the day.
Cooling efficiency: When installed correctly, window air conditioners can effectively cool a specific room without wasting energy on unused spaces. They can provide targeted cooling where it's needed the most, which can be more energy-efficient than central air conditioning systems.
Space-saving: Window air conditioners do not take up floor space indoors, making them ideal for apartments or smaller homes where space may be limited.
Limited construction alterations: Installing central air conditioning typically involves more extensive renovations and modifications to a property, which might not be practical or possible for some homeowners or renters. Window air conditioners avoid the need for such construction changes.
Climate considerations: In some regions of the United States, the need for air conditioning is seasonal, so installing a more permanent central air system might not be justified. Window air conditioners can be removed during colder months, allowing for unobstructed use of the window.
It's worth noting that while window air conditioners have their advantages, central air conditioning systems are also prevalent in larger homes and commercial buildings, providing comprehensive cooling throughout the entire space. The choice between window air conditioners and central air systems often depends on factors like budget, the size of the space, and the desired level of cooling convenience and efficiency.