ESCO Air Conditioning Practice Exam 2025 - Free AC Certification Practice Questions and Study Guide

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What is the primary difference between a central air conditioning system and a window unit?

Central systems cool single rooms while window units cool entire homes

Central systems use ductwork, while window units cool single rooms

The primary difference between a central air conditioning system and a window unit lies in the design and function regarding cooling areas. Central air conditioning systems are designed to distribute cooled air throughout an entire home using a network of ductwork. This allows for even temperature control across multiple rooms and levels, making it an effective solution for larger spaces.

On the other hand, window units are self-contained systems that typically cool only a single room. They do not have the capability to cool adjacent areas or provide temperature control for multiple rooms.

Central air conditioning systems are often more efficient for maintaining comfort in larger spaces, while window units are easy to install and suitable for spot cooling in smaller areas. Therefore, this distinction clarifies the operational mechanisms and applications of each type of system.

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Window units are more expensive than central systems

Central systems are portable, while window units are fixed

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