Anden Steam Humidifier w/ Fan Pack and Digital HumidistatThe Anden Steam Humidifier w Fan Pack and Digital Humidistat is a capacity electrode type humidifier which runs independently of your HVAC system. This humidifier is capable of between 11. 5 and 34. 6 gallons per day, providing humidity to grow rooms up to 6,200 square feet. Running on cold water, steam is generated by energizing the two electrodes in the steam canister. Current flowing in between the electrodes causes the water to boil, creating