RAC Run around coil
A run around coil system is made up of two or more multi-row finned tube coils that are connected to each other by a pumped pipework circuit. The pipework is charged with a heat exchange fluid which picks up heat from the exhaust air coil and conducts heat to the supply air coil before returning. Heat from the exhaust air stream is transferred through the pipework coil to the circulating fluid, and from the fluid to the pipework to supply the air stream.
The specific heat output capacity depends on the temperature difference between the two air streams. This means that the coil is suitable for heat and coolth recovery, serving your site all year round.
Supply and extract air handlers containing the run around coil system are commonly installed together, either stacked atop one another or side-by-side. However, depending on the logistics of your site they can be separated and installed as far as fifteen metres away from each other.
Review our Run Around Coil brochure here:
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