To stably achieve high humidifying performance for a long period in a humidification device for humidifying dried indoor air.
In this humidification device including a body 13 having an air intake port 11 and an air supply port 12, an air trunk 14 communicating the intake port 11 and the supply port 12, a humidification filter 15, a tray 16, a water supply means, and a fan 17 as an air distributing means, a base material of the humidification filter 15 is a double russel knitted fabric composed of an outer material 18, a lining 19, and connecting yarns 20 connecting the outer material 18 and the lining 19, and the connecting yarns 20 among the yarns configuring the knitted fabric, include a yarn obtained by bundling fibers of 10 μm or more of single fiber diameter, and has water-conducting property, thus high water conducting effect can be kept for a long period, and the humidification device capable of stably achieving humidifying performance can be provided.
OTOMO MIYUKI
INAGAKI JUN
Daisuke Nagano
Kentaro Fujii