Venta LW25 Original Humidifier Black Filter Free Evaporative for Spaces up to 430 ft²

Mist-free evaporative humidification for spaces up to 430 ft² including adjoining spaces that cannot be closed off such as hallways, lofts, and stairways. Based on standard 8-foot ceilings. Healthy air humidified to an optimal 40-60%. As a disk stack rotates in the water reservoir, clean water evaporates to humidify the air in your space. Allow the unit to run continuously for the first 7-10 days on the highest speed. Cold evaporative humidification without the use of filters. Safe for use with tap water. Naturally reduces harmful pollutants in the air at a humidity level of 40-60%., Weight: 8.5 pounds, Manufacturer: Venta