Look no further than the Aprilaire 1770A Dehumidifier if your faced with high humidity levels in your home causing discomfort and irritation. This ductable Aprilaire dehumidifier runs on 115V and removes 135 Pint/Day efficiently. This high end, top of the line unit functions intelligently and effectively to quickly reduce humidity levels in your whole house, without your constant monitoring or maintenance. Aprilaire 1770A dehumidifiergathers data from the HVAC system in your home and grades the condition of the air deciding when to run based on current humidity levels. In addtion, the Aprilaire 1770A operates at a rate of 50 higher than other leading portable dehumidifiers. This smart unit also switches between whole house and localized dehumidification based on the running status of your homersquo;s central air. There are no messy tanks to clean with the Aprilaire 1770A dehumidifier and virtually no reason to ever manually control it It truly is the pinnacle of automated dehumidification. IMPORTANT : Aprilaire 1770AMust be PROFESSIONALLY INSTALLED to be eligible to receive warranty.