Which type of system uses zone heat pumps to provide heating and cooling in different areas?

The type of system that uses zone heat pumps to provide heating and cooling in different areas is indeed an all-air system. This approach utilizes air as the primary medium for distributing heating and cooling throughout various zones or spaces.

In an all-air system, air is conditioned (either heated or cooled) and then distributed through ductwork to different rooms or areas, allowing for specific temperature control in each zone. Zone heat pumps, which are designed to operate independently in different areas, enhance this capability by enabling separate temperature settings and control, thereby optimizing energy efficiency and comfort.

This system stands out because it allows for precise zoning capabilities, which can be particularly beneficial in residential and commercial applications where different areas may have varying heating and cooling needs. Each heat pump operates based on the specific requirements of its designated zone, allowing for tailored comfort solutions without impacting the entire building.

In contrast, other system types, such as centralized systems or unitary systems, typically do not provide the same level of zoned control or may rely more on a central unit to manage heating and cooling for the entire structure rather than facilitating independent adjustments for different areas. Understanding this distinction highlights the effectiveness and versatility of all-air systems when using zone heat pumps for climate control.