Make sure to buy the installation kit. This kit is more for the do-it-yourself kind of person. It took me about 2-3 hours to install, wasn't too hard. My house used to have less then %15 humidity in the winter, now I'm always at %50. My house is about 1900sq ft. It makes the winters much more comfortable.Get more detail about Honeywell HE220A Whole House Bypass Humidifier.
