The Ultra155 patented offers unmatched energy efficiency.<br>The Ultra155 high-capacity, whole house ventilating dehumidifier features revolutionary dehumidification. XT Dehumidification allows this unit to remove up to 155 pints of water a day, providing fresh air ventilation while using only an unprecedented 8.0 amps (7.3 pints per Kilowatt hour). The Ultra155 is energy efficient and effectively dehumidifies up to 3,500 square feet.<br><br>Optional fresh outdoor air may be ducted, providing fresh air which dilutes indoor pollutants and maintains high oxygen content in the air. The amount of fresh air ventilation can be regulated by a variety of dampers and controls.<br><br>The Ultra155 includes air filtration to improve indoor air quality.