WALL-MOUNTED OR DUCTED cooling units - WhisperKOOL's Extreme conditions self-contained cooling units. Engineered with over-sized coils and powerful ventilation system. The Extreme Series is designed to vent to the outside in hot and freezing climates.
WhisperKOOL Extreme Series will handle temperatures from 32° F to 100° F.
The Split System will also handle even more extreme temperatures.