Bard Straight Cool Single Phase Electric 60Hz Wall Hung Units provide dependable, efficient cooling for portable buildings, telecom shelters, modular offices, and cargo containers. Designed for spaces where cooling is needed without the complexity of heating or multi-phase power, these rugged self-contained units feature bottom return and top supply airflow for optimal performance. Built in the USA and engineered to last, Bard units are known for their durable construction and consistent sizing—ensuring new models fit existing Bard wall openings from over 20 years ago. Available in a range of cooling capacities, these straight cool models run on standard single phase 208/230V power at 60Hz. Family owned and operated for over 30 years, we offer fast shipping, honest pricing, and expert technical and warranty support across the full Bard HVAC lineup.