Blue Frontier LD-DOAS is the world’s first packaged liquid desiccant DOAS (Dedicated Outdoor Air Supply) designed with sustainability in mind. Improving your indoor air quality through increased ventilation with precise dehumidification doesn’t have to come with an energy penalty. LD-DOAS offers extreme efficiency, boasting Moisture Removal Efficiency at more than double the proposed ASHRAE standard. We deliver unparalleled sustainability benefits by eliminating the use of high GWP refrigerants, load-shaping with integral energy storage, and slashing electricity use. For more information, click the Download Button at the bottom of the page.