The AprilAire Model 300 Self-Contained Evaporative Humidifier is designed to help contractors install whole-home humidification in homes heated with boilers, mini-splits, radiant heat, and other ductless systems. Provide Healthy Humidity for every application, in every home.
Healthy Home Humidity Video
Click on the picture to check out our updated AprilAire Humidifier model recommendation by climate zone. This is current, as of, June 2019, and was revised in response to furnace fan energy rating regulation changes that went into effect on July 3, 2019.
For more information on these recommendations and humidifier/equipment type compatibility, please read our Partner Pro Talk post that features a presentation on humidifier performance with furnaces with ECM blowers.