The compact allows the units to be vibration-free which enables noiseless performance. The former makes the units easily maintainable. Sections with imported centrifugal fans, cooling coils, and filters comprise the basic assembly. We also provide add-on optional modules such as a thermal break with coved profiles, heating coil, face and pass damper, humidifiers and air mixing chambers are also available on specific demand. The units can be manufactured with direct drive plug fans as well. The units are available in Single Skin, Double Skin, and Ceiling Suspended types.