Types of humidifiers Many types of humidifiers are available, including central humidifiers, which are installed as part of a home’s heating, ventilation and air conditioning system.

— Central humidifiers are built into home heating and air conditioning systems and are designed to humidify the whole house. — Ultrasonic humidifiers produce a cool mist with ultrasonic vibration.

Types of humidifiers Many types of humidifiers are available, including central humidifiers, which are installed as part of a home’s heating, ventilation and air conditioning system.