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unit heater

Learn about this topic in these articles:

building design use

In construction: Environmental control
…commonly used element is the unit heater, in which an electric fan blows air through a coil heated by hot water, steam, electric resistance, or gas combustion and provides a directed supply of warm air where needed. Another system involves radiant heating using electric resistance coils backed by reflectors or…
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central heating systems

In heating: Types of emitters
…form of emitter called a unit heater, which consists of (1) an arrangement of finned tubes through which hot water or steam circulates and (2) an electric fan that forces air over the tubes. The forced convection results in a rapid rate of heat transfer. Unit heaters can be mounted…
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