June 2019

Booster Coil

There are many existing systems that require the addition of cooling to a heating-only unit. Systems need to keep pace with changing requirements for spaces that include a mandatory requirement for cooling. Existing systems can already have cooling, but a booster will have to be placed into the system to add additional cooling.   When cooling is added, it must be decided whether the tonnage can be...

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Fan Coil Unit

Many existing fan coil unit installations have inherent performance issues that relate to the original design and/or systemic conditions that decrease overall performance. Fan coil units are direct drive – the motor is directly connected to a squirrel cage fan. This arrangement clearly defines the volume of air based on external static pressure and the amount of dehumidifying at the chilled water coil. There’s very...

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