[header] How to use a humidifier [title] Choose the right type of humidifier for your needs. [step] There are many different types of humidifiers on the market, so finding the best humidifier for your needs and circumstances is very important. A few of the most common humidifiers include : [substeps] Central humidifiers. 
Central humidifiers are used to humidify an entire house. They are built into the house's heating and cooling system.