Check the listing for details. Trion CB300 ComfortBreeze™ Flow-through Evaporative Humidifier. Condition: New. Listed at 199.99 USD. Trion CB300 ComfortBreeze™ Flow-through Evaporative HumidifierInnovations in water saving technology are paramount features available with Trion’s newest flow-through evaporative humidifier. Models are available with traditional controls or the H2OSmart™ Technology which maximizes performance and saves water regardless of system conditions.The evaporative humidifier is installed into the HVAC duct and air is by-passed across the moist evaporator pad (wetted through the home’s water supply). The evaporated water is efficiently released into the home by the furnace or air handler. The adjustable, precision-made humidistat allows the user to choose the optimum humidity level for maximum indoor comfort.FEATURES: Optional patented H2OSmart™ Technology provides maximum performance, water savings, and fault annunciation. Highest peak capacity delivers up to 22 gallons per day at 140ºF. Summer/Winter shut-off damper that can be easily configured for left or right hand installation. Push-to-lock fittings simplify installation and provide worry-free operation. Flexible Humidity Control – Models are available with conventional mechanical humidistats or electronic humidistats with an outdoor temperature sensor. Universal humidistat featuring duct or wall mounting and mechanical or electronic control of humidity.