Honeywell HE365B Humidifier.

Whole house humidifier, manufactured by Honeywell Corp. The Model HE365B Power Humidifier was designed with ease of service in mind. Installed on the warm air plenum of a forced air furnace, this model utilizes the famous Honeywell flow through design that constantly flushes away trouble causing minerals not deposited on the replaceable water panel and provides exactly the right amount of moisture in vapor form. Comes with the digital HumidiCalc control system. This system is so advanced it raises and lowers the humidity set point as the weather changes for optimum comfort.